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Riesel primes of the form 241•2n-1

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Current data

k , b : 241 , 2
Count : 28
Nash : 1600
Max n : 4,000,000
Date : 2019-03-04
11, 17, 19, 39, 69, 321, 653, 1109, 3819, 5729, 9659, 9911, 13217, 16707, 22307, 65107, 75419, 97587, 99667, 336197, 407709, 497679, 1208307, 1398869, 2135279, 2522801, 2857313, 3815727

History