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Riesel primes of the form 19539•2ⁿ-1

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Current data

`k` , `b` :	19539 , 2
Type :	3
Count :	23
Nash :	2522
Max `n` :	50,000
Date :	2011-09-20

4, 15, 33, 57, 63, 96, 139, 160, 241, 721, 853, 909, 1300, 1401, 2211, 3388, 3391, 3729, 7603, 33091, 33709, 49200, 490165

History

2020-08-01: Checked to n = 50000, Karsten Bonath
2011-09-20: Found n = 490165, Göran Schmidt, Twin Prime Search

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