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Riesel primes of the form 21181•2n-1

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Current data

k , b : 21181 , 2
Count : 28
Nash : 1588
Max n : 300,000
Date : 2023-04-13
5, 49, 95, 135, 139, 633, 735, 969, 1255, 1595, 1693, 2053, 2625, 3115, 3533, 4139, 4839, 16703, 25155, 33969, 48875, 64309, 115109, 124329, 129799, 153235, 180135, 231513

History