Riesel primes of the form 20145•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 20145 , {{{Rb}}} Count : 91 Nash : 4740 Max n : 375,000 Date : 2021-06-01 Reserved : Alexander JonesAlexander Jones/Reserved

1, 3, 4, 7, 10, 15, 26, 27, 35, 43, 44, 46, 60, 79, 119, 135, 139, 157, 202, 211, 223, 331, 367, 420, 493, 505, 553, 557, 983, 1349, 1367, 1666, 1684, 1992, 2062, 2384, 2750, 3147, 3209, 3483, 3874, 4463, 4587, 5554, 5749, 5850, 8399, 9043, 9300, 9943, 10369, 10595, 14875, 15407, 17559, 17739, 19103, 19981, 20575, 22675, 27445, 31932, 39083, 40456, 46031, 49280, 58033, 68729, 71907, 79685, 83106, 87289, 98532, 104079, 115345, 135799, 146309, 168606, 179401, 204934, 251867, 262846, 296076, 316846, 474205, 484090, 521191, 537111, 580932, 781371, 833692

[[Category:Riesel {{{Rb}}}|#.....20145]]

History

• 2021-06-01: Checked to n = 375000, Alexander Jones
• 2021-01-13: Checked to n = 350000, Alexander Jones
• 2020-10-01: Checked to n = 325000, Alexander Jones
• 2020-06-17: Checked to n = 300000, Alexander Jones
• 2020-03-17: Reserved by Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2011-10-03: Checked n = 400000  -  1000000, RPS Drive 9, released
• 2010-11-12: Found n = 833692, Peter Benson
• 2010-10-02: Found n = 781371, Peter Benson
• 2009-12-11: Found n = 580932, David Metcalfe
• 2009-09-08: Found n = 537111, David Metcalfe
• 2009-07-31: Found n = 521191, Thomas Ritschel
• 2009-06-21: Found n = 484090, David Metcalfe
• 2009-06-10: Found n = 474205, Adam Sutton
• 2009-05-12: Reserved by RPS Drive 9