Riesel primes of the form 23505•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 23505 , 2 Upload me! Type : 315 Count : 62 Nash : 3883 Max n : 200,000 Date : 2024-10-17 Reserved : Alexander JonesAlexander Jones/Reserved

6, 9, 11, 13, 20, 22, 23, 38, 40, 42, 49, 61, 63, 77, 82, 98, 135, 136, 145, 151, 165, 188, 231, 273, 279, 397, 435, 680, 766, 933, 1006, 1106, 1126, 1330, 1813, 2253, 2907, 3278, 3413, 3698, 4181, 6313, 6446, 8528, 10257, 10287, 11468, 15196, 19955, 21482, 31035, 33955, 34845, 47176, 51499, 55486, 75525, 90796, 90818, 98900, 119277, 377666

History

• 2024-10-17: Sieve file created: n = 200000-400000, Alexander Jones
• 2024-10-17: Checked n = 50000 - 200000, Alexander Jones, results included
• 2024-10-12: Reserved by Alexander Jones for n = 50000 - 400000
• 2020-10-10: Checked n = 1 - 50000, Alexander Jones
• 2007-10-05: Checked n = 1 - 1000, Karsten Bonath
• 2007-04-27: Found n = 377666, Phil Kenny