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Generalized Cullen primes of the form `n`•15ⁿ+1

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Current data

ASCII format :	n*15^n+1
Base :	15
Count :	8
Max `n` :	200,000
Date :	2023-04-24

8, 14, 44, 154, 274, 694, 17426, 59430^[1]

Notes

↑ Proth 3962•15⁵⁹⁴³¹+1

History

2023-04-24: Checked n = 100001 - 200000, Mark Rodenkirch, released
2023-04-17: Checked n = 2 - 100000, Mark Rodenkirch, double-checked
2023-04-01: Reserved by Mark Rodenkirch
?: Checked to n = 136149, (?)
2001-10-05: Found n = 59430, Günter Löh
2000-07-05: Found n = 17426, Günter Löh

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Cullen prime