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Riesel primes of the form 21897•2ⁿ-1

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Current data

`k` , `b` :	21897 , 2
Type :	3
Count :	17
Nash :	1687
Max `n` :	50,000
Date :	2020-08-29

1^[1], 2^[2], 4^[3], 5, 17, 26, 86, 146, 157, 178, 596, 949, 1556, 2305, 4145, 42730, 393716

Notes

History

2020-08-29: Checked to n = 50000, Alexander Jones
2011-11-23: Checked to n = 1007, Gary Barnes
2008-02-06: Found n = 393716, Shane Findley

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