Riesel primes of the form 62631•2n-1

Current data

k , b : 62631 , 2 Type : 3 Count : 36 Nash : 2213 Max n : 275,000 Date : 2021-06-04

1, 18, 19, 22, 31, 78, 91, 103, 151, 162, 238, 295, 331, 415, 481, 499, 546, 609, 766, 915, 1353, 1441, 2389, 3265, 8686, 16546, 18429, 19371, 23254, 65221, 82941, 109498, 212614, 254739, 261322, 271845

History

• 2021-06-04: Checked to n = 275000, Alexander Jones, released
• 2021-05-21: Reserved by Alexander Jones
• 2020-09-07: Checked to n = 50000, Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2006-06-04: Found n = 271845, Victor Felder