

A125885


Numbers n for which n^7+n^61 is prime.


15



2, 4, 12, 17, 27, 39, 45, 46, 72, 94, 105, 106, 122, 126, 147, 149, 151, 156, 160, 161, 166, 169, 171, 172, 192, 194
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..26.


MATHEMATICA

Do[If[PrimeQ[x^7 + x^6  1], Print[x]], {x, 1, 200}]


PROG

(PARI) is(n)=isprime(n^7+n^61) \\ Charles R Greathouse IV, May 15 2013


CROSSREFS

Cf. A000040, A045546, A125881A125885.
Sequence in context: A233191 A192533 A085931 * A067929 A064361 A064407
Adjacent sequences: A125882 A125883 A125884 * A125886 A125887 A125888


KEYWORD

nonn


AUTHOR

Artur Jasinski, Dec 14 2006


STATUS

approved



