Riesel primes of the form 23505•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 23505 , 2 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: 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