A125968 Numbers k for which k^11+k^10-1 is prime.

7, 9, 20, 40, 49, 56, 59, 74, 77, 114, 125, 140, 146, 170, 180, 192, 214, 295, 301, 339, 344, 349, 387, 397, 416, 431, 435, 447, 455, 462, 482, 499, 506, 525, 564, 566, 582, 600, 611, 625, 634, 642, 676, 679, 691, 699, 700, 716, 719, 740, 769, 780, 792, 807, 819

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Mathematica

Do[If[PrimeQ[x^11 + x^10 - 1], Print[x]], {x, 1, 400}]

Prog

(PARI) is(n)=isprime(n^11+n^10-1) \\ Charles R Greathouse IV, May 15 2013

Crossrefs

Cf. A000040, A045546, A125881-A125885, A125965-A125973.

Sequence in context: A192160 A139202 A243996 * A147068 A147012 A032394

Adjacent sequences: A125965 A125966 A125967 * A125969 A125970 A125971

Keyword

nonn

Author

Artur Jasinski, Dec 14 2006

Extensions

More terms from Amiram Eldar, Mar 18 2020

Status

approved