Riesel primes of the form 1095•2n-1

Current data

k , b : 1095 , 2 Type : 315 Count : 84 Nash : 4192 Max n : 1,900,000 Date : 2016-02-20

4, 6, 7, 9, 14, 16, 18, 19, 42, 65, 67, 117, 132, 133, 153, 154, 156, 159, 172, 210, 213, 252, 276, 290, 400, 477, 479, 494, 503, 519, 606, 637, 1128, 1153, 1230, 1773, 2078, 3093, 3120, 3337, 3394, 3410, 3555, 3589, 5895, 5989, 7614, 8699, 8983, 9028, 13272, 16958, 17199, 21535, 25399, 25614, 34966, 35623, 37474, 49790, 57885, 60792, 72348, 91073, 117282, 118813, 184679, 202276, 203663, 205647, 227529, 251014, 359853, 415789, 445139, 482338, 487053, 876278, 885314, 960229, 1119088, 1130677, 1931213, 2992587

History

• 2016-02-20: Found n = 1931213, Peter Benson
• 2014-10-22: Checked to n = 1900000, Peter Benson
• 2014-05-15: Checked to n = 1700000, 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
• 2012-04-03: Checked to n = 1200000, Peter Benson
• 2011-12-05: Found n = 2992587, Peter Benson
• 2011-11-19: Found n = 1130677, Peter Benson
• 2011-10-23: Found n = 1119088, 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
• 2010-03-28: Found n = 960229, Peter Benson
• 2010-03-09: Checked to n = 800000, Peter Benson
• 2010-02-19: Found n = 885314, Peter Benson
• 2010-02-14: Found n = 876278, Peter Benson
• 2010-02-08: Checked to n = 780000, Peter Benson
• 2010-02-02: Checked to n = 770000, 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 = 487053, Peter Benson
• 2008-12-13: Found n = 482338, Peter Benson
• 2008-08-20: Checked n = 35000 - 50000, Karsten Bonath
• 2008-07-29: Checked n = 10000 - 35000, Karsten Bonath
• 2007-12-24: Found n = 445139, Peter Benson
• 2007-08-26: Found n = 415789, Peter Benson
• 2007-07-06: Checked to n = 10000, Gary Barnes
• 2007-01-21: Found n = 359853, Peter Benson
• 2005-04-24: Found n = 251014, Peter Benson
• 2005-02-10: Found n = 227529, Peter Benson
• 2004-12-13: Found n = 205647, Peter Benson
• 2004-12-09: Found n = 203663, Peter Benson
• 2004-12-05: Found n = 202276, Peter Benson
• 2004-10-25: Found n = 184679, Peter Benson
• 1999-10-19: Found n = 37474, Bouk de Water