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Riesel primes of the form 97689•2ⁿ-1

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Current data

`k` , `b` :	97689 , 2
Type :	3
Count :	21
Nash :	1794
Max `n` :	50,000
Date :	2020-08-19

3^[1], 11^[2], 53, 135, 149, 156, 188, 275, 540, 1488, 1800, 2319, 2421, 3708, 4973, 5621, 13103, 17603, 17805, 20840, 484805

Notes

↑ Twin n=3
↑ Twin n=11

History

2020-08-19: Checked to n = 50000, Karsten Bonath
2011-01-29: Found n = 484805, (Oddball), Twin Prime Search

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