Riesel primes of the form 12513•2n-1

Current data

k , b : 12513 , 2 Type : 3 Count : 38 Nash : 2183 Max n : 500,000 Date : 2023-01-09

2, 3, 14, 27, 59, 84, 98, 210, 252, 683, 1143, 1167, 2318, 5387, 7410, 8202, 9876, 13314, 15834, 16550, 18827, 21524, 32639, 50670, 58034, 74183, 103922, 112187, 118916, 136215, 166842, 193788, 242522, 255402, 368595, 413667, 479367, 488150

History

• 2023-01-09: Checked to n = 500000, Alexander Jones, released
• 2021-11-11: Sieve file created: n = 250000–500000, Alexander Jones, yoyo@home
• 2021-07-25: Reserved by Alexander Jones
• 2021-07-25: Checked to n = 250000, Predrag Kurtovic
• 2021-04-30: Checked to n = 150000, Alexander Jones
• 2021-04-10: Checked to n = 100000, Alexander Jones
• 2020-10-13: Checked to n = 50000, Alexander Jones
• 2011-11-23: Checked to n = 20000, Thomas Ritschel
• 2011-06-05: Found n = 488150, Lennart Vogel, Twin Prime Search 480000