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Riesel primes of the form 12189•2ⁿ-1

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Current data

`k` , `b` :	12189 , 2
Type :	3
Count :	27
Nash :	1953
Max `n` :	50,000
Date :	2021-10-14

3^[1], 4, 16, 27, 31, 48, 156, 159, 241, 592, 661, 756, 859, 996, 1159, 1237, 1348, 4188, 4288, 8707, 10968, 11064, 12316, 18157, 25189, 33559, 38851

Notes

↑ Sophie Germain n=3

History

2021-10-14: Checked to n = 50000, Alexander Jones
2011-11-23: Checked to n = 20000, Thomas Ritschel
1999-01-16: Found n = 25189, Jim Buddenhagen

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