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Riesel primes of the form 31749•2ⁿ-1

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Current data

`k` , `b` :	31749 , 2
Type :	3
Count :	23
Nash :	2073
Max `n` :	50,000
Date :	2022-03-26

5, 9, 15, 27, 75, 129, 135, 141, 287, 293, 665, 1025, 1203, 4139, 5040, 6684, 7704, 11229, 11909, 13835, 15264, 26625, 37925

History

2022-03-26: Checked to n = 50000, Alexander Jones
2008-01-19: Found n = 5040, Jean Penné, CRUS Liskovets-Gallot

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