3x+1 Class records calculation progress map
Status of the 3x+1 class record progress as of: May 6, 2025.
Intervals are indicated in units of 1,000,000,000,000 (1 E+12 or 1 trillion numbers).
Calculation of a single block of 10,000 units takes approximately 5-10 days on an NVIDIA graphics processor.

All class records found so far can be viewed on the class records page.
This project can only run because of many cooperating contributors.
If you would like to contribute one or more blocks please go to the search page.
Note: the 3x+1 problem is just one of many distributed projects on the internet. 		Trajectory of 63,728,127
Progress history
January 5 2025 : All blocks up to 29,500 completed. Seven more class records confirmed.
October 25 2024 : All blocks up to 27,900 completed. Two more class records confirmed.
September 4 2024 : New Delay record (Delay 2456) found by Kevin.
July 20 2024 : All blocks up to 27,100 completed. Two more class records confirmed.
June 3 2024 : All blocks up to 25,460 completed. One more class record confirmed.
March 27 2024 : All blocks up to 25,300 completed. Three more class records confirmed.
February 7 2024 : All blocks up to 24,140 completed.
December 10 2023 : All blocks up to 24,060 completed. Two more class records confirmed.
October 23 2023 : All blocks up to 22,840 completed. Two more class records confirmed.
October 1 2023 : All blocks up to 22,200 completed. Four more class records confirmed.
July 24 2023 : All blocks up to 21,120 completed.
May 18 2023 : All blocks up to 21,000 completed. Three more class records confirmed.
April 30 2023 : All blocks up to 19,940 completed. One more class record confirmed.
March 22 2023 : All blocks up to 19,860 completed. Five class records confirmed.
January 23 2023 : All blocks up to 18,500 completed. Every number up to 64 bits checked. Five class records confirmed.
Show/Hide earlier milestones
August 2022 : All blocks up to 16,400 completed. Five class records confirmed.
May 2022 : All blocks up to 15,000 completed. Seven class records confirmed.
May 2022 : New Delay record (Delay 2442) found by Kevin.
March 2022 : All blocks up to 13,480 completed. Five class records confirmed.
February 2022 : New Delay record (Delay 2429) found by Kevin.
January 2022 : All blocks up to 12,300 completed. Six more class records confirmed.
December 2021 : All blocks up to 10,820 completed. Eight class records confirmed.
September 2021 : New Delay record (Delay 2426) found by Kevin.
August 2021 : All blocks up to 9000,000 completed. Six class records confirmed.
July 2021 : All blocks up to 8000,000 completed. Eight class records confirmed.
May 2021 : All blocks up to 6640,000 completed. Twelve class records confirmed.
April 2021 : New Delay record (Delay 2389) found by Kevin.
February 2021 : New Delay record (Delay 2363) found by Kevin.
February 2021 : New Delay record (Delay 2337) found by Volkmar.
January 2021 : All blocks up to 4700,000 completed. Eight class records confirmed.
December 2020 : All blocks up to 3940,000 completed. Eleven class records confirmed.
December 2020 : New Delay record (Delay 2334) found by Kevin.
November 2020 : All blocks up to 2900,000 completed. Delay record 2331 and twelve more class records confirmed
September 2020 : All blocks up to 2300,000 completed. Eleven class records confirmed
September 2020 : All blocks up to 2000,000 completed. Fifteen class records confirmed
August 2020 : All blocks up to 1620,000 completed. Sixteen class records confirmed
July 2020 : All blocks up to 1300,000 completed. 37 class records confirmed
June 30 2020 : New Delay record (Delay 2330) found by Eric.
June 28 2020 : New Delay record (Delay 2286) found by Kevin.
May 30 2020 : New Delay record (Delay 2283) found by Kevin.
May 2020 : All blocks up to 820,000 completed. Sixteen class record confirmed. All class records below 2100 known.
March 2020 : All blocks up to 698,000 completed. Twelve more class records confirmed.
December 2019 : All blocks up to 602,000 completed. Nine class records confirmed.
September 2019 : All blocks up to 561,200 completed. Delay record 2277 and ten more class record confirmed.
May 2019 : All blocks up to 500,000 completed. Delay record 2264 and eight more class records confirmed.
March 2019 : All blocks up to 455,200 completed. Lowest missing class record (2070) and four others confirmed.
December 2018 : All blocks up to 387,000 completed. Delay record 2261 and nine more class records confirmed.
October 2018 : All blocks up to 366,400 completed. Six more class records confirmed.
June 2018 : All blocks up to 346,000 completed. Three more class records confirmed.
December 2017 : All blocks up to 326,500 completed. Five more class records confirmed.
May 2017 : All blocks up to 305,400 completed. 258 reached. Two more class record confirmed.
October 2016 : All blocks up to 280,000 completed. Three class records confirmed.
March 2016 : All blocks up to 275,200 completed. Four more class records confirmed.
March 19 2016 : New Delay Record (Delay 2258) found by Lutz.
December 2015 : All blocks up to 263,350 completed. Four more class records confirmed. 2100 class records known.
July 2015 : All blocks up to 245,500 completed. Five more class records confirmed.
December 2014 : All blocks up to 222,280 completed. Three more class records confirmed.
November 2014 : All blocks up to 213,800 completed. Delay record 2255 and two more class records confirmed.
May 2014 : All blocks up to 203,920 completed. Three class records confirmed.
February 2014 : All blocks up to 194,060 completed. Five class records confirmed. All class records up to 2050 known.
November 2013 : All blocks up to 184,000 completed. Three more class records confirmed
June 2013 : All blocks up to 166,700 completed. Two more class records confirmed.
April 2013 : All blocks up to 165,200 completed. One more class record confirmed.
February 2013 : All blocks up to 160,740 completed. Six more class records confirmed.
November 2012 : All blocks up to 148,800 completed. Five more class records confirmed
May 2012 : All blocks up to 132,360 completed. Five class records confirmed.
January 2012 : All blocks up to 121,500 completed. Final missing class record below 2000 found.
December 2011 : All blocks up to 120,200 completed. One class record confirmed.
October 2011 : All blocks up to 117,000 completed. Three more class record confirmed.
July 2011 : All blocks up to 107,500 completed. Delay record 2254 and three class records confirmed.
April 2011 : All blocks up to 97,080 completed. Delay Record 2091 and two other class records confirmed.
November 2010 : All blocks up to 91,880 completed. Three class records confirmed.
August 2010 : All blocks up to 90,000 completed. Four more class records confirmed.
February 2010 : All blocks up to 82,700 completed. Two class records confirmed.
June 2009 : All blocks up to 76,160 completed. The lowest missing CR (1964) and one other confirmed.
April 2009 : All blocks up to 72,520 completed, passing 256. Three class records confirmed.
February 2009 : All blocks up to 71,020 completed. One more class record confirmed.
December 2008 : All blocks up to 69,740 completed. The lowest missing CR (1951) and two more confirmed.
November 2008 : All blocks up to 67,500 completed. Class record 2000 finally confirmed.
October 2008 : All blocks up to 66,380 completed. Four more class records confirmed.
May 2008 : All blocks up to 61,160 completed. The lowest missing CR (1925) and three others confirmed.
December 2007 : All blocks up to 58,600 completed. Four class records confirmed.
April 2007 : All blocks up to 54,540 completed. Five more class records confirmed.
October 2006 : All blocks up to 50,000 completed. Delay Record 2090 and five class records confirmed.
November 2005 : All blocks up to 46,100 completed. Double of Record 2045 confirmed as Delay Record 2046.
August 2005 : All blocks up to 45,040 completed. Five class records confirmed.
May 2005 : Delay Record of 2090 found at ±46,785 E+12 by Eric
February 2005 : All blocks up to 42,060 completed. Three more class record confirmed.
November 2004 : All blocks up to 40,000 completed. Four class records confirmed.
August 2004 : All blocks up to 37,500 completed. Another four class records confirmed.
May 2004 : All blocks up to 36,120 completed. Seven class records confirmed.
January 2004 : All blocks up to 31,960 completed. Five further class records confirmed.
November 2003 : All blocks up to 29,840 completed. One more class record confirmed.
August 2003 : All blocks up to 29,240 completed. Another fifteen class records confirmed.
April 2003 : All blocks up to 23,100 completed. Delay record 2045 and seven class records confirmed.
December 2002 : All blocks up to 20,100 completed. All class records below 1900 known.
November 2002 : All blocks up to 20,000 completed. Delay record 2042 and fourteen class records confirmed.
November 2002 : Delay Record of 2045 found at ±22,702 E+12 by Kevin
July 2002 : All blocks up to 16,460 completed. Delay record 2039 and fifteen class records confirmed.
April 2002 : All blocks up to 12,720 completed. Another fourteen class records confirmed.
March 2002 : Delay Record of 2042 found at ±17,026 E+12 by Michael
February 2002 : All blocks up to 9340 completed. Two more class records confirmed.
December 2001 : Delay Record of 2039 found at ±12,770 E+12 by Billy
November 2001 : All blocks up to 9020 completed. One Delay record and ten class records confirmed.
September 2001 : All blocks up to 6800 completed. Three Delay records and fourteen class records confirmed. 
August 2001 : All blocks up to 3600 completed. Two Delay records and five class records confirmed
June 2001 : Delay Record of 1958 found at ±7579 E+12 by Kevin
May 2001 : Delay Record of 1919 found at ±6482 E+12 by Kevin
April 2001 : Delay Record of 1916 found at ±4861 E+12 by Kevin
March 2001 : Delay Record of 1903 found at ±4320 E+12 by Kevin
March 2001 : Delay Record of 1895 found at ±3586 E+12 by Eric
March 2001 : Delay Record of 1874 found at ±2978 E+12 by Kevin
February 2001 : All blocks up to 2620 completed. Three class records confirmed.
January 2001 : New Class and Delay Record of 1871 found at 2234,047405,400065.

Range 2000-20000
completed (view)		Range 20000-40000
completed (view)		Range 40000-60000
completed (view)		Range 60000-80000
completed (view)		Range 80000-100000
completed (view)
Range 100000-120000
completed (view)		Range 120000-140000
completed (view)		Range 140000-160000
completed (view)		Range 160000-180000
completed (view)		Range 180000-200000
completed (view)
Range 200000-300000
completed (view)		Range 300000-400000
completed (view)		Range 400000-500000
completed (view)		Range 500000-600000
completed (view)		Range 600000-700000
completed (view)
Range 700000-800000
completed (view)		Range 800000-900000
completed (view)		Range 900000-1000000
completed (view)		Range 1000000-2000000
completed (view)		Range 2000000-3000000
completed (view)
Range 3000000-4000000
completed (view)		Range 4000000-5000000
completed (view)		Range 5000000-10000000
completed (view)		Range 10000000-15000000
completed (view)		Range 15000000-20000000
completed (view)
Range 20000000-25000000
completed (view)		 
Not yet assigned Assigned,
not yet started		 Assigned,
in progress		 Entire interval
completed		 Interval completed
class record found
25000000-10000
Daniel		 25010000-20000
Daniel		 25020000-30000
Luiz		 25030000-40000
Luiz		 25040000-50000
Carsten		 25050000-60000
Carsten		 25060000-70000
Carsten		 25070000-80000
Carsten		 25080000-90000
Wenjie		 25090000-00000
Wenjie
25100000-10000
Daniel		 25110000-20000
Daniel		 25120000-30000
Lutz		 25130000-40000
Lutz		 25140000-50000
Eric		 25150000-60000
Eric		 25160000-70000
Daniel		 25170000-80000
Daniel		 25180000-90000
Wenjie		 25190000-00000
Wenjie
25200000-10000
Luiz		 25210000-20000
Luiz		 25220000-30000
Eric		 25230000-40000
Eric		 25240000-50000
Eric		 25250000-60000
Carsten		 25260000-70000
Wenjie		 25270000-80000
Wenjie		 25280000-90000
Eric		 25290000-00000
Eric
25300000-10000
Carsten		 25310000-20000
Carsten		 25320000-30000
Carsten		 25330000-40000
Carsten		 25340000-50000
Carsten		 25350000-60000
Carsten		 25360000-70000
Carsten		 25370000-80000
Carsten		 25380000-90000
Carsten		 25390000-00000
Carsten
25400000-10000
Luiz		 25410000-20000
Luiz		 25420000-30000
Daniel		 25430000-40000
Daniel		 25440000-50000
Lutz		 25450000-60000
Lutz		 25460000-70000
Vincent		 25470000-80000
Vincent		 25480000-90000
Wenjie		 25490000-00000
Wenjie
25500000-10000
Kevin		 25510000-20000
Kevin		 25520000-30000
Kevin		 25530000-40000
Kevin		 25540000-50000
Kevin		 25550000-60000
Kevin		 25560000-70000
Kevin		 25570000-80000
Kevin		 25580000-90000
Kevin		 25590000-00000
Kevin
25600000-10000
Kevin		 25610000-20000
Kevin		 25620000-30000
Kevin		 25630000-40000
Kevin		 25640000-50000
Kevin		 25650000-60000
Kevin		 25660000-70000
Kevin		 25670000-80000
Kevin		 25680000-90000
Kevin		 25690000-00000
Kevin
25700000-10000
Kevin		 25710000-20000
Kevin		 25720000-30000
Kevin		 25730000-40000
Kevin		 25740000-50000
Kevin		 25750000-60000
Kevin		 25760000-70000
Kevin		 25770000-80000
Kevin		 25780000-90000
Kevin		 25790000-00000
Kevin
25800000-10000
Kevin		 25810000-20000
Kevin		 25820000-30000
Kevin		 25830000-40000
Kevin		 25840000-50000
Kevin		 25850000-60000
Kevin		 25860000-70000
Kevin		 25870000-80000
Kevin		 25880000-90000
Kevin		 25890000-00000
Kevin
25900000-10000
Kevin		 25910000-20000
Kevin		 25920000-30000
Kevin		 25930000-40000
Kevin		 25940000-50000
Kevin		 25950000-60000
Kevin		 25960000-70000
Kevin		 25970000-80000
Kevin		 25980000-90000
Kevin		 25990000-00000
Kevin
26000000-10000
Kevin		 26010000-20000
Kevin		 26020000-30000
Kevin		 26030000-40000
Kevin		 26040000-50000
Kevin		 26050000-60000
Kevin		 26060000-70000
Kevin		 26070000-80000
Kevin		 26080000-90000
Kevin		 26090000-00000
Kevin
26100000-10000
Kevin		 26110000-20000
Kevin		 26120000-30000
Kevin		 26130000-40000
Kevin		 26140000-50000
Kevin		 26150000-60000
Kevin		 26160000-70000
Kevin		 26170000-80000
Kevin		 26180000-90000
Kevin		 26190000-00000
Kevin
26200000-10000
Kevin		 26210000-20000
Kevin		 26220000-30000
Kevin		 26230000-40000
Kevin		 26240000-50000
Kevin		 26250000-60000
Kevin		 26260000-70000
Kevin		 26270000-80000
Kevin		 26280000-90000
Kevin		 26290000-00000
Kevin
26300000-10000
Kevin		 26310000-20000
Kevin		 26320000-30000
Kevin		 26330000-40000
Kevin		 26340000-50000
Kevin		 26350000-60000
Kevin		 26360000-70000
Kevin		 26370000-80000
Kevin		 26380000-90000
Kevin		 26390000-00000
Kevin
26400000-10000
Kevin		 26410000-20000
Kevin		 26420000-30000
Kevin		 26430000-40000
Kevin		 26440000-50000
Kevin		 26450000-60000
Kevin		 26460000-70000
Kevin		 26470000-80000
Kevin		 26480000-90000
Kevin		 26490000-00000
Kevin
26500000-10000
Kevin		 26510000-20000
Kevin		 26520000-30000
Kevin		 26530000-40000
Kevin		 26540000-50000
Kevin		 26550000-60000
Kevin		 26560000-70000
Kevin		 26570000-80000
Kevin		 26580000-90000
Kevin		 26590000-00000
Kevin
26600000-10000
Kevin		 26610000-20000
Kevin		 26620000-30000
Kevin		 26630000-40000
Kevin		 26640000-50000
Kevin		 26650000-60000
Kevin		 26660000-70000
Kevin		 26670000-80000
Kevin		 26680000-90000
Kevin		 26690000-00000
Kevin
26700000-10000
Kevin		 26710000-20000
Kevin		 26720000-30000
Kevin		 26730000-40000
Kevin		 26740000-50000
Kevin		 26750000-60000
Kevin		 26760000-70000
Kevin		 26770000-80000
Kevin		 26780000-90000
Kevin		 26790000-00000
Kevin
26800000-10000
Kevin		 26810000-20000
Kevin		 26820000-30000
Kevin		 26830000-40000
Kevin		 26840000-50000
Kevin		 26850000-60000
Kevin		 26860000-70000
Kevin		 26870000-80000
Kevin		 26880000-90000
Kevin		 26890000-00000
Kevin
26900000-10000
Kevin		 26910000-20000
Kevin		 26920000-30000
Kevin		 26930000-40000
Kevin		 26940000-50000
Kevin		 26950000-60000
Kevin		 26960000-70000
Kevin		 26970000-80000
Kevin		 26980000-90000
Kevin		 26990000-00000
Kevin
27000000-10000
Wenjie		 27010000-20000
Wenjie		 27020000-30000
Daniel		 27030000-40000
Daniel		 27040000-50000
Wenjie		 27050000-60000
Wenjie		 27060000-70000
Luiz		 27070000-80000
Luiz		 27080000-90000
Eric		 27090000-00000
Eric
27100000-10000
Eric		 27110000-20000
Eric		 27120000-30000
Eric		 27130000-40000
Eric		 27140000-50000
Eric		 27150000-60000
Eric		 27160000-70000
Eric		 27170000-80000
Eric		 27180000-90000
Eric		 27190000-00000
Eric
27200000-10000
Lutz		 27210000-20000
Lutz		 27220000-30000
Lutz		 27230000-40000
Lutz		 27240000-50000
Lutz		 27250000-60000
Lutz		 27260000-70000
Lutz		 27270000-80000
Lutz		 27280000-90000
Lutz		 27290000-00000
Lutz
27300000-10000
Daniel		 27310000-20000
Daniel		 27320000-30000
Wenjie		 27330000-40000
Wenjie		 27340000-50000
Eric		 27350000-60000
Eric		 27360000-70000
Luiz		 27370000-80000
Luiz		 27380000-90000
Daniel		 27390000-00000
Daniel
27400000-10000
Luiz		 27410000-20000
Luiz		 27420000-30000
Luiz		 27430000-40000
Luiz		 27440000-50000
Luiz		 27450000-60000
Luiz		 27460000-70000
Luiz		 27470000-80000
Luiz		 27480000-90000
Eric		 27490000-00000
Eric
27500000-10000
Kevin		 27510000-20000
Kevin		 27520000-30000
Kevin		 27530000-40000
Kevin		 27540000-50000
Kevin		 27550000-60000
Kevin		 27560000-70000
Kevin		 27570000-80000
Kevin		 27580000-90000
Kevin		 27590000-00000
Kevin
27600000-10000
Kevin		 27610000-20000
Kevin		 27620000-30000
Kevin		 27630000-40000
Kevin		 27640000-50000
Kevin		 27650000-60000
Kevin		 27660000-70000
Kevin		 27670000-80000
Kevin		 27680000-90000
Kevin		 27690000-00000
Kevin
27700000-10000
Kevin		 27710000-20000
Kevin		 27720000-30000
Kevin		 27730000-40000
Kevin		 27740000-50000
Kevin		 27750000-60000
Kevin		 27760000-70000
Kevin		 27770000-80000
Kevin		 27780000-90000
Kevin		 27790000-00000
Kevin
27800000-10000
Kevin		 27810000-20000
Kevin		 27820000-30000
Kevin		 27830000-40000
Kevin		 27840000-50000
Kevin		 27850000-60000
Kevin		 27860000-70000
Kevin		 27870000-80000
Kevin		 27880000-90000
Kevin		 27890000-00000
Kevin
27900000-10000
Kevin		 27910000-20000
Kevin		 27920000-30000
Kevin		 27930000-40000
Kevin		 27940000-50000
Kevin		 27950000-60000
Kevin		 27960000-70000
Kevin		 27970000-80000
Kevin		 27980000-90000
Kevin		 27990000-00000
Kevin
28000000-10000
Kevin		 28010000-20000
Kevin		 28020000-30000
Kevin		 28030000-40000
Kevin		 28040000-50000
Kevin		 28050000-60000
Kevin		 28060000-70000
Kevin		 28070000-80000
Kevin		 28080000-90000
Kevin		 28090000-00000
Kevin
28100000-10000
Kevin		 28110000-20000
Kevin		 28120000-30000
Kevin		 28130000-40000
Kevin		 28140000-50000
Kevin		 28150000-60000
Kevin		 28160000-70000
Kevin		 28170000-80000
Kevin		 28180000-90000
Kevin		 28190000-00000
Kevin
28200000-10000
Kevin		 28210000-20000
Kevin		 28220000-30000
Kevin		 28230000-40000
Kevin		 28240000-50000
Kevin		 28250000-60000
Kevin		 28260000-70000
Kevin		 28270000-80000
Kevin		 28280000-90000
Kevin		 28290000-00000
Kevin
28300000-10000
Kevin		 28310000-20000
Kevin		 28320000-30000
Kevin		 28330000-40000
Kevin		 28340000-50000
Kevin		 28350000-60000
Kevin		 28360000-70000
Kevin		 28370000-80000
Kevin		 28380000-90000
Kevin		 28390000-00000
Kevin
28400000-10000
Kevin		 28410000-20000
Kevin		 28420000-30000
Kevin		 28430000-40000
Kevin		 28440000-50000
Kevin		 28450000-60000
Kevin		 28460000-70000
Kevin		 28470000-80000
Kevin		 28480000-90000
Kevin		 28490000-00000
Kevin
28500000-10000
Lutz		 28510000-20000
Lutz		 28520000-30000
Lutz		 28530000-40000
Lutz		 28540000-50000
Lutz		 28550000-60000
Lutz		 28560000-70000
Lutz		 28570000-80000
Lutz		 28580000-90000
Lutz		 28590000-00000
Lutz
28600000-10000
Luiz		 28610000-20000
Luiz		 28620000-30000
Luiz		 28630000-40000
Luiz		 28640000-50000
Luiz		 28650000-60000
Luiz		 28660000-70000
Luiz		 28670000-80000
Luiz		 28680000-90000
Luiz		 28690000-00000
Luiz
28700000-10000
Wenjie		 28710000-20000
Wenjie		 28720000-30000
Wenjie		 28730000-40000
Wenjie		 28740000-50000
Daniel		 28750000-60000
Daniel		 28760000-70000
Eric		 28770000-80000
Eric		 28780000-90000
Eric		 28790000-00000
Eric
28800000-10000
Luiz		 28810000-20000
Luiz		 28820000-30000
Luiz		 28830000-40000
Luiz		 28840000-50000
Luiz		 28850000-60000
Luiz		 28860000-70000
Luiz		 28870000-80000
Luiz		 28880000-90000
Luiz		 28890000-00000
Luiz
28900000-10000
Lutz		 28910000-20000
Lutz		 28920000-30000
Lutz		 28930000-40000
Lutz		 28940000-50000
Lutz		 28950000-60000
Lutz		 28960000-70000
Lutz		 28970000-80000
Lutz		 28980000-90000
Lutz		 28990000-00000
Lutz
29000000-10000
Kevin		 29010000-20000
Kevin		 29020000-30000
Kevin		 29030000-40000
Kevin		 29040000-50000
Kevin		 29050000-60000
Kevin		 29060000-70000
Kevin		 29070000-80000
Kevin		 29080000-90000
Kevin		 29090000-00000
Kevin
29100000-10000
Kevin		 29110000-20000
Kevin		 29120000-30000
Kevin		 29130000-40000
Kevin		 29140000-50000
Kevin		 29150000-60000
Kevin		 29160000-70000
Kevin		 29170000-80000
Kevin		 29180000-90000
Kevin		 29190000-00000
Kevin
29200000-10000
Kevin		 29210000-20000
Kevin		 29220000-30000
Kevin		 29230000-40000
Kevin		 29240000-50000
Kevin		 29250000-60000
Kevin		 29260000-70000
Kevin		 29270000-80000
Kevin		 29280000-90000
Kevin		 29290000-00000
Kevin
29300000-10000
Kevin		 29310000-20000
Kevin		 29320000-30000
Kevin		 29330000-40000
Kevin		 29340000-50000
Kevin		 29350000-60000
Kevin		 29360000-70000
Kevin		 29370000-80000
Kevin		 29380000-90000
Kevin		 29390000-00000
Kevin
29400000-10000
Kevin		 29410000-20000
Kevin		 29420000-30000
Kevin		 29430000-40000
Kevin		 29440000-50000
Kevin		 29450000-60000
Kevin		 29460000-70000
Kevin		 29470000-80000
Kevin		 29480000-90000
Kevin		 29490000-00000
Kevin
29500000-10000
Kevin		 29510000-20000
Kevin		 29520000-30000
Kevin		 29530000-40000
Kevin		 29540000-50000
Kevin		 29550000-60000
Kevin		 29560000-70000
Kevin		 29570000-80000
Kevin		 29580000-90000
Kevin		 29590000-00000
Kevin
29600000-10000
Kevin		 29610000-20000
Kevin		 29620000-30000
Kevin		 29630000-40000
Kevin		 29640000-50000
Kevin		 29650000-60000
Kevin		 29660000-70000
Kevin		 29670000-80000
Kevin		 29680000-90000
Kevin		 29690000-00000
Kevin
29700000-10000
Kevin		 29710000-20000
Kevin		 29720000-30000
Kevin		 29730000-40000
Kevin		 29740000-50000
Kevin		 29750000-60000
Kevin		 29760000-70000
Kevin		 29770000-80000
Kevin		 29780000-90000
Kevin		 29790000-00000
Kevin
29800000-10000
Kevin		 29810000-20000
Kevin		 29820000-30000
Kevin		 29830000-40000
Kevin		 29840000-50000
Kevin		 29850000-60000
Kevin		 29860000-70000
Kevin		 29870000-80000
Kevin		 29880000-90000
Kevin		 29890000-00000
Kevin
29900000-10000
Kevin		 29910000-20000
Kevin		 29920000-30000
Kevin		 29930000-40000
Kevin		 29940000-50000
Kevin		 29950000-60000
Kevin		 29960000-70000
Kevin		 29970000-80000
Kevin		 29980000-90000
Kevin		 29990000-00000
Kevin
30000000-10000
Wenjie		 30010000-20000
Wenjie		 30020000-30000
Eric		 30030000-40000
Eric		 30040000-50000
Eric		 30050000-60000
Eric		 30060000-70000
Eric		 30070000-80000
Eric		 30080000-90000
Daniel		 30090000-00000
Daniel
30100000-10000
Luiz		 30110000-20000
Luiz		 30120000-30000
Luiz		 30130000-40000
Luiz		 30140000-50000
Luiz		 30150000-60000
Luiz		 30160000-70000
Luiz		 30170000-80000
Luiz		 30180000-90000
Luiz		 30190000-00000
Luiz
30200000-10000
Wenjie		 30210000-20000
Wenjie		 30220000-30000
Wenjie		 30230000-40000
Wenjie		 30240000-50000
Wenjie		 30250000-60000
Wenjie		 30260000-70000
Wenjie		 30270000-80000
Wenjie		 30280000-90000
Wenjie		 30290000-00000
Wenjie
30300000-10000
Wenjie		 30310000-20000
Wenjie		 30320000-30000
Wenjie		 30330000-40000
Wenjie		 30340000-50000
Wenjie		 30350000-60000
Wenjie		 30360000-70000
Wenjie		 30370000-80000
Wenjie		 30380000-90000
Wenjie		 30390000-00000
Wenjie
30400000-10000
Luiz		 30410000-20000
Luiz		 30420000-30000
Luiz		 30430000-40000
Luiz		 30440000-50000
Luiz		 30450000-60000
Luiz		 30460000-70000
Luiz		 30470000-80000
Luiz		 30480000-90000
Luiz		 30490000-00000
Luiz
30500000-10000
Lutz		 30510000-20000
Lutz		 30520000-30000
Lutz		 30530000-40000
Lutz		 30540000-50000
Lutz		 30550000-60000
Lutz		 30560000-70000
Lutz		 30570000-80000
Lutz		 30580000-90000
Lutz		 30590000-00000
Lutz
30600000-10000
Eric		 30610000-20000
Eric		 30620000-30000
Eric		 30630000-40000
Eric		 30640000-50000
Eric		 30650000-60000
Eric		 30660000-70000
Eric		 30670000-80000
Eric		 30680000-90000
Eric		 30690000-00000
Eric
30700000-10000
Daniel		 30710000-20000
Daniel		 30720000-30000
Daniel		 30730000-40000
Daniel		 30740000-50000
Daniel		 30750000-60000
Eric		 30760000-70000
Eric		 30770000-80000
Eric		 30780000-90000
Eric		 30790000-00000
Eric
30800000-10000
Wenjie		 30810000-20000
Wenjie		 30820000-30000
Wenjie		 30830000-40000
Wenjie		 30840000-50000
Wenjie		 30850000-60000
Wenjie		 30860000-70000
Wenjie		 30870000-80000
Wenjie		 30880000-90000
Wenjie		 30890000-00000
Wenjie
30900000-10000
Wenjie		 30910000-20000
Wenjie		 30920000-30000
Wenjie		 30930000-40000
Wenjie		 30940000-50000
Wenjie		 30950000-60000
Wenjie		 30960000-70000
Wenjie		 30970000-80000
Wenjie		 30980000-90000
Wenjie		 30990000-00000
Wenjie
31000000-10000
Kevin		 31010000-20000
Kevin		 31020000-30000
Kevin		 31030000-40000
Kevin		 31040000-50000
Kevin		 31050000-60000
Kevin		 31060000-70000
Kevin		 31070000-80000
Kevin		 31080000-90000
Kevin		 31090000-00000
Kevin
31100000-10000
Kevin		 31110000-20000
Kevin		 31120000-30000
Kevin		 31130000-40000
Kevin		 31140000-50000
Kevin		 31150000-60000
Kevin		 31160000-70000
Kevin		 31170000-80000
Kevin		 31180000-90000
Kevin		 31190000-00000
Kevin
31200000-10000
Kevin		 31210000-20000
Kevin		 31220000-30000
Kevin		 31230000-40000
Kevin		 31240000-50000
Kevin		 31250000-60000
Kevin		 31260000-70000
Kevin		 31270000-80000
Kevin		 31280000-90000
Kevin		 31290000-00000
Kevin
31300000-10000
Kevin		 31310000-20000
Kevin		 31320000-30000
Kevin		 31330000-40000
Kevin		 31340000-50000
Kevin		 31350000-60000
Kevin		 31360000-70000
Kevin		 31370000-80000
Kevin		 31380000-90000
Kevin		 31390000-00000
Kevin
31400000-10000
Kevin		 31410000-20000
Kevin		 31420000-30000
Kevin		 31430000-40000
Kevin		 31440000-50000
Kevin		 31450000-60000
Kevin		 31460000-70000
Kevin		 31470000-80000
Kevin		 31480000-90000
Kevin		 31490000-00000
Kevin
31500000-10000
Kevin		 31510000-20000
Kevin		 31520000-30000
Kevin		 31530000-40000
Kevin		 31540000-50000
Kevin		 31550000-60000
Kevin		 31560000-70000
Kevin		 31570000-80000
Kevin		 31580000-90000
Kevin		 31590000-00000
Kevin
31600000-10000
Kevin		 31610000-20000
Kevin		 31620000-30000
Kevin		 31630000-40000
Kevin		 31640000-50000
Kevin		 31650000-60000
Kevin		 31660000-70000
Kevin		 31670000-80000
Kevin		 31680000-90000
Kevin		 31690000-00000
Kevin
31700000-10000
Kevin		 31710000-20000
Kevin		 31720000-30000
Kevin		 31730000-40000
Kevin		 31740000-50000
Kevin		 31750000-60000
Kevin		 31760000-70000
Kevin		 31770000-80000
Kevin		 31780000-90000
Kevin		 31790000-00000
Kevin
31800000-10000
Kevin		 31810000-20000
Kevin		 31820000-30000
Kevin		 31830000-40000
Kevin		 31840000-50000
Kevin		 31850000-60000
Kevin		 31860000-70000
Kevin		 31870000-80000
Kevin		 31880000-90000
Kevin		 31890000-00000
Kevin
31900000-10000
Kevin		 31910000-20000
Kevin		 31920000-30000
Kevin		 31930000-40000
Kevin		 31940000-50000
Kevin		 31950000-60000
Kevin		 31960000-70000
Kevin		 31970000-80000
Kevin		 31980000-90000
Kevin		 31990000-00000
Kevin
32000000-10000
Luiz		 32010000-20000
Luiz		 32020000-30000
Luiz		 32030000-40000
Luiz		 32040000-50000
Luiz		 32050000-60000
Luiz		 32060000-70000
Luiz		 32070000-80000
Luiz		 32080000-90000
Luiz		 32090000-00000
Luiz
32100000-10000
Lutz		 32110000-20000
Lutz		 32120000-30000
Lutz		 32130000-40000
Lutz		 32140000-50000
Lutz		 32150000-60000
Lutz		 32160000-70000
Lutz		 32170000-80000
Lutz		 32180000-90000
Lutz		 32190000-00000
Lutz
32200000-10000
Wenjie		 32210000-20000
Wenjie		 32220000-30000
Wenjie		 32230000-40000
Wenjie		 32240000-50000
Wenjie		 32250000-60000
Wenjie		 32260000-70000
Wenjie		 32270000-80000
Wenjie		 32280000-90000
Wenjie		 32290000-00000
Wenjie
32300000-10000
Wenjie		 32310000-20000
Wenjie		 32320000-30000
Wenjie		 32330000-40000
Wenjie		 32340000-50000
Wenjie		 32350000-60000
Wenjie		 32360000-70000
Wenjie		 32370000-80000
Wenjie		 32380000-90000
Wenjie		 32390000-00000
Wenjie
32400000-10000
Luiz		 32410000-20000
Luiz		 32420000-30000
Luiz		 32430000-40000
Luiz		 32440000-50000
Luiz		 32450000-60000
Luiz		 32460000-70000
Luiz		 32470000-80000
Luiz		 32480000-90000
Luiz		 32490000-00000
Luiz
32500000-10000
Daniel		 32510000-20000
Daniel		 32520000-30000
Daniel		 32530000-40000
Daniel		 32540000-50000
Daniel		 32550000-60000
Daniel		 32560000-70000
Daniel		 32570000-80000
Daniel		 32580000-90000
Daniel		 32590000-00000
Daniel
32600000-10000
Eric		 32610000-20000
Eric		 32620000-30000
Eric		 32630000-40000
Eric		 32640000-50000
Eric		 32650000-60000
Eric		 32660000-70000
Eric		 32670000-80000
Eric		 32680000-90000
Eric		 32690000-00000
Eric
32700000-10000
Wenjie		 32710000-20000
Wenjie		 32720000-30000
Wenjie		 32730000-40000
Wenjie		 32740000-50000
Wenjie		 32750000-60000
Wenjie		 32760000-70000
Wenjie		 32770000-80000
Wenjie		 32780000-90000
Wenjie		 32790000-00000
Wenjie
32800000-10000
Wenjie		 32810000-20000
Wenjie		 32820000-30000
Wenjie		 32830000-40000
Wenjie		 32840000-50000
Wenjie		 32850000-60000
Wenjie		 32860000-70000
Wenjie		 32870000-80000
Wenjie		 32880000-90000
Wenjie		 32890000-00000
Wenjie
32900000-10000
Wenjie		 32910000-20000
Wenjie		 32920000-30000
Wenjie		 32930000-40000
Wenjie		 32940000-50000
Wenjie		 32950000-60000
Wenjie		 32960000-70000
Wenjie		 32970000-80000
Wenjie		 32980000-90000
Wenjie		 32990000-00000
Wenjie
33000000-10000
Wenjie		 33010000-20000
Wenjie		 33020000-30000
Wenjie		 33030000-40000
Wenjie		 33040000-50000
Wenjie		 33050000-60000
Wenjie		 33060000-70000
Wenjie		 33070000-80000
Wenjie		 33080000-90000
Wenjie		 33090000-00000
Wenjie
33100000-10000
Lutz		 33110000-20000
Lutz		 33120000-30000
Lutz		 33130000-40000
Lutz		 33140000-50000
Lutz		 33150000-60000
Lutz		 33160000-70000
Lutz		 33170000-80000
Lutz		 33180000-90000
Lutz		 33190000-00000
Lutz
33200000-10000
Luiz		 33210000-20000
Luiz		 33220000-30000
Luiz		 33230000-40000
Luiz		 33240000-50000
Luiz		 33250000-60000
Luiz		 33260000-70000
Luiz		 33270000-80000
Luiz		 33280000-90000
Luiz		 33290000-00000
Luiz
33300000-10000
Daniel		 33310000-20000
Daniel		 33320000-30000
Daniel		 33330000-40000
Daniel		 33340000-50000
Daniel		 33350000-60000
Daniel		 33360000-70000
Daniel		 33370000-80000
Daniel		 33380000-90000
Daniel		 33390000-00000
Daniel
Contributions by
EricEric Roosendaal, Netherlands (author) LutzLutz Nebe, Germany
KevinKevin Hebb, Alberta, Canada WenjieFang Wenjie, China
LuizLuiz Antonio Souza, Brazil DanielDaniel Podobinski
VincentVincent Phillips CarstenCarsten Derlich

Back to the general 3x+1 page.