Riesel primes of the form 1041•2n-1

Current data

k , b : 1041 , 2 Type : 3 Count : 57 Nash : 2690 Max n : 1,900,000 Date : 2014-10-22

1, 5, 15, 17, 18, 27, 31, 45, 50, 55, 66, 81, 91, 95, 111, 165, 227, 279, 355, 426, 570, 631, 641, 987, 1010, 1461, 1818, 3450, 3879, 4605, 5010, 5847, 7421, 9469, 10279, 12634, 12826, 15247, 15351, 21091, 32259, 54186, 84690, 86151, 105191, 105245, 124635, 248391, 291074, 310127, 447101, 485490, 666034, 1252387, 1267241, 1607579, 1739189

History

• 2014-10-22: Checked to n = 1900000, Peter Benson
• 2014-06-16: Found n = 1739189, Peter Benson
• 2014-05-15: Checked to n = 1700000, Peter Benson
• 2014-03-01: Found n = 1607579, Peter Benson
• 2014-01-26: Checked to n = 1570000, Peter Benson
• 2013-08-12: Checked to n = 1400000, Peter Benson
• 2012-09-09: Checked to n = 1300000, Peter Benson
• 2012-06-24: Found n = 1267241, Peter Benson
• 2012-05-28: Found n = 1252387, Peter Benson
• 2012-04-03: Checked to n = 1200000, Peter Benson
• 2011-09-11: Checked to n = 1100000, Peter Benson
• 2011-04-17: Checked to n = 1000000, Peter Benson
• 2011-03-12: Checked to n = 980000, Peter Benson
• 2011-02-04: Checked to n = 960000, Peter Benson
• 2011-01-02: Checked to n = 940000, Peter Benson
• 2010-11-20: Checked to n = 920000, Peter Benson
• 2010-10-09: Checked to n = 900000, Peter Benson
• 2010-08-15: Checked to n = 880000, Peter Benson
• 2010-06-27: Checked to n = 860000, Peter Benson
• 2010-05-21: Checked to n = 840000, Peter Benson
• 2010-04-10: Checked to n = 820000, Peter Benson
• 2010-03-09: Checked to n = 800000, Peter Benson
• 2010-02-08: Checked to n = 780000, Peter Benson
• 2010-02-02: Checked to n = 770000, Peter Benson
• 2009-07-08: Found n = 666034, Peter Benson
• 2009-02-24: Checked to n = 479264, NPLB Drive 9D, released
• 2009-02-16: Checked to n = 350000, NPLB Drive 9C, released
• 2009-01-25: Checked to n = 200000, NPLB Drive 9A, released
• 2009-01-21: Reserved by NPLB Drive 9D, for 350000 ≤ n ≤ 479264
• 2009-01-21: Reserved by NPLB Drive 9C, for 200000 ≤ n ≤ 350000
• 2009-01-05: Reserved by NPLB Drive 9A, for 50000 ≤ n ≤ 200000
• 2008-12-14: Found n = 485490, Peter Benson
• 2008-08-20: Checked n = 35000 - 50000, Karsten Bonath
• 2008-07-29: Checked n = 10000 - 35000, Karsten Bonath
• 2007-12-29: Found n = 447101, Peter Benson
• 2007-07-06: Checked to n = 10000, Gary Barnes
• 2006-03-28: Found n = 310127, Peter Benson
• 2005-10-20: Found n = 291074, Peter Benson
• 2005-04-16: Found n = 248391, Peter Benson