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Riesel primes of the form 19401•2n-1

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Current data

k , b : 19401 , 2  (sieve)
Type : 3
Count : 16
Nash : 1081
Max n : 1,000,000
Date : 2023-12-07
5, 9, 131, 275, 281, 365, 383, 2133, 3705, 6575, 9299, 10089, 18335, 31353, 297509, 3086450[1]
Remarks :
Tested to n=3086450 only even values, see Liskovets-Gallot conjectures
For even-n, also see Riesel 19401•4n-1.

Notes

History