Riesel primes of the form 67407•2n-1

Current data

k , b : 67407 , 2 Type : 3 Count : 38 Nash : 2557 Max n : 50,000 Date : 2020-08-25

9, 18, 32, 36, 53, 68, 90, 93, 98, 102, 170, 180, 201, 242, 258, 332, 420, 446, 572, 968, 1098, 1314, 3188, 3408, 3866, 4500, 7286, 8828, 10202, 10370, 10817, 17102, 21024, 23564, 24230, 24980, 28989, 494124

History

• 2020-08-25: Checked to n = 50000, Karsten Bonath
• 2011-10-08: Found n = 494124, (Oddball), Twin Prime Search 480000