Riesel primes of the form 21285•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 21285 , {{{Rb}}} Count : 78 Nash : 5283 Max n : 325,000 Date : 2020-10-01 Reserved : Alexander JonesAlexander Jones/Reserved

1, 3, 4, 7, 13, 18, 19, 21, 53, 67, 69, 90, 132, 133, 139, 181, 205, 207, 215, 223, 252, 284, 317, 349, 355, 405, 447, 579, 762, 831, 955, 1333, 1339, 1353, 1433, 1467, 1477, 2124, 2444, 2911, 2945, 3193, 3965, 4167, 4405, 5289, 5311, 5549, 5948, 9689, 9835, 11716, 12481, 13333, 13469, 15002, 17612, 18044, 23813, 24935, 29797, 32286, 39182, 39215, 45711, 46869, 54089, 68538, 71628, 79153, 104211, 146033, 166709, 195341, 294587, 298732, 460829, 605585

[[Category:Riesel {{{Rb}}}|#.....21285]]

History

• 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
• 2010-01-23: Found n = 605585, David Metcalfe
• 2009-05-04: Found n = 460829, James P. Burt
• 2009-05-12: Reserved by RPS Drive 9
• 2003-06-09: Found n = 146033, Thomas Ritschel