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A224420 Primes of the form 3^n - n. 4
2, 7, 6553, 3486784381, 12157665459056928761, 41745579179292917813953351511015323088870709281977, 30432527221704537086371993251530170531786747066636939 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The next term is too big to display. Corresponding n are given in A058037.
LINKS
MATHEMATICA
Select[Table[3^k - k, {k, 2, 200, 2}], PrimeQ] (* Bruno Berselli, Apr 07 2013 *)
CROSSREFS
Sequence in context: A174308 A088549 A226704 * A106023 A309411 A215438
KEYWORD
nonn
AUTHOR
Alex Ratushnyak, Apr 06 2013
STATUS
approved

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Last modified May 25 10:45 EDT 2024. Contains 372788 sequences. (Running on oeis4.)