Information as of 2020-05-19: Data for Riesel 600<k<800 online.

Riesel primes of the form 127•2n-1

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Reserved! This sequence is currently reserved by: Michael Curtis

Current data

k-value : 127
Count : 8
Nash : 325
Max n : 7,100,000
Date : 2020-03-13
Reserved : Michael CurtisMichael Curtis/Reserved
25, 113, 39545, 170393, 220417, 1398889, 2346377, 6836153
Remarks :
This sequence is not searched for n-values == 0 mod 7 (see Williams prime base 128).

History