

A125967


Numbers n for which n^9+n^81 is prime.


0



14, 21, 27, 42, 51, 53, 69, 78, 90, 104, 111, 128, 137, 149, 156, 159, 190, 219, 231, 247, 254, 289, 315, 322, 330, 331, 336, 344, 354, 397
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..30.


MATHEMATICA

Do[If[PrimeQ[x^9 + x^8  1], Print[x]], {x, 1, 400}]


PROG

(PARI) is(n)=isprime(n^9+n^81) \\ Charles R Greathouse IV, May 15 2013


CROSSREFS

Cf. A000040, A045546, A125881A125885, A125965A125973.
Sequence in context: A039832 A108633 A110478 * A006625 A114382 A120141
Adjacent sequences: A125964 A125965 A125966 * A125968 A125969 A125970


KEYWORD

nonn


AUTHOR

Artur Jasinski, Dec 14 2006


STATUS

approved



