A272571 Primes of the form n^4 + n + 1 with n positive.

3, 19, 631, 1303, 6571, 14653, 20749, 38431, 331801, 457003, 1048609, 1679653, 3748141, 4879729, 12960061, 22667191, 26873929, 29986651, 35153119, 62742331, 65610091, 108243319, 131079709, 200534041, 252047503, 294500053, 454372003, 466949029, 639129121

Offset: 1

Author

Vincenzo Librandi, May 03 2016

Keywords

• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A002383, A245488, A272572.

Programs

Magma

[a: n in [0..200] | IsPrime(a) where a is n^4+n+1];

Mathematica

Select[Table[n^4 + n + 1, {n, 100}], PrimeQ]

PARI

lista(nn) = {for(n=1, nn, if(ispseudoprime(p=n^4+n+1), print1(p, ", "))); } \\ Altug Alkan, May 04 2016