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URL: https://oeis.org/A125137

⇱ A125137 - OEIS

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A125137
a(n) = p^p + 1, where p = prime(n).
9
5, 28, 3126, 823544, 285311670612, 302875106592254, 827240261886336764178, 1978419655660313589123980, 20880467999847912034355032910568, 2567686153161211134561828214731016126483470, 17069174130723235958610643029059314756044734432, 10555134955777783414078330085995832946127396083370199442518
OFFSET
1,1
LINKS
FORMULA
a(n) = A051674(n)+1. - R. J. Mathar, Apr 23 2007
MATHEMATICA
Table[Prime[n]^Prime[n] + 1, {n , 20}] (* Vincenzo Librandi, Mar 27 2014 *)
PROG
(Magma) [p^p+1: p in PrimesUpTo(40)]; // Vincenzo Librandi, Mar 27 2014
CROSSREFS
See A125136 for factorizations. Cf. A088730, A125135.
Sequence in context: A344464 A348393 A057642 * A348350 A132550 A154587
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jan 21 2007
STATUS
approved