Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3).

Navigation

Topics

Help • Register • News • History • How to • Sequences statistics • Template prototypes

Generalized Cullen primes of the form `n`•6ⁿ+1

From Prime-Wiki

Revision as of 18:07, 31 May 2023 by Rogue (talk | contribs) (completed a reservation)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Jump to: navigation, search

Current data

Base :	6
Count :	14
Max `n` :	500,000
Date :	2023-05-28

1, 2, 91, 185, 387, 488, 747, 800, 9901, 10115, 12043, 13118, 30981, 51496

Remarks :

The sequence A242176 in OEIS

History

2023-05-28: Checked to n = 500000, Rodenkirch
2023-04-28: Reserved by Mark Rodenkirch to n=500000
2023-04-24: Checked n = 2-100000, Mark Rodenkirch, double-checked
?: Checked n = 123670 - 200000, Geoffrey Reynolds
2000-06-15: Found n = 51496, Günter Löh
2000-01-08: Found n = 30981, Günter Löh
1998-11-20: Found n = 13118, Wilfrid Keller
1998-11-20: Found n = 12043, Wilfrid Keller
1998-11-19: Found n = 10115, Wilfrid Keller
1998-11-19: Found n = 9901, Wilfrid Keller

Retrieved from "https://www.rieselprime.de/z/index.php?title=Cullen_prime_6&oldid=28988"

Cullen prime