Riesel primes of the form 667071•2n-1

Current data

k , b : 667071 , 2 Type : 3 Count : 49 Nash : 2603 Max n : 670,000 Date : 2023-03-14

1, 6, 15, 25, 50, 70, 75, 78, 90, 102, 111, 113, 118, 243, 270, 457, 531, 730, 943, 1258, 1409, 1958, 2070, 6230, 6865, 8035, 8241, 8993, 21291, 22753, 66817, 71241, 75966, 90513, 104097, 112762, 123039, 127230, 164430, 183042, 210130, 358286, 373497, 380058, 450745, 465478, 540962, 574638, 667071

History

• 2023-03-14: Checked to n = 670000, Alexander Jones, released
• 2019-11-08: Checked to n = 350000, Alexander Jones
• 2019-07-07: Reserved by Alexander Jones, Woodall fill-in
• 2000-09-25: Found n = 667071, Manfred Toplic