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Proth primes of the form 6•3n+1

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6*3^n-1 is a duplicate of 2*3^n+1. OEIS sequence can be added to the 2*3^n+1 page.

Current data

k , b : 6 , 3
Type : 3
Count : 47
Nash : 2729
Max n : 2,000,000
Date : 2024-09-14
1, 3, 4, 5, 8, 15, 16, 29, 53, 56, 59, 64, 131, 179, 319, 695, 781, 821, 896, 1251, 1453, 4216, 5479, 6224, 7841, 12095, 13781, 17719, 43955, 64821, 82779, 105105, 152528, 165895, 191813, 529679, 1074725, 1086111, 1175231, 1277861, 1346541, 3123035, 3648968, 5570080, 6236771, 10852676, 11879699
Remarks :
!!!DO NOT RESERVE!!! This list is a reuse of Proth 2•3n+1 = 6•3n-1+1.
The sequence A216888 in OEIS
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