Riesel primes of the form 31955•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 31955 , 2 Count : 34 Nash : 1748 Max n : 300,000 Date : 2023-03-22 Reserved : Alexander JonesAlexander Jones/Reserved

2, 4, 22, 26, 94, 98, 142, 166, 208, 214, 422, 686, 830, 880, 1006, 2128, 2338, 4114, 4390, 5070, 6280, 6690, 8694, 8860, 14278, 39046, 40762, 101922, 104746, 119306, 126126, 172288, 189640, 599920

History

• 2023-03-22: Checked to n = 300000, Alexander Jones
• 2021-11-07: Checked to n = 100000, Alexander Jones
• 2021-11-07: Reserved by Alexander Jones
• 2020-08-27: Checked to n = 50000, Alexander Jones
• 2010-05-04: Found n = 599920, Peter Benson