A058240 Numbers k such that x^k + x^6 + 2 is irreducible over GF(3).

1, 5, 8, 13, 16, 25, 37, 80, 88, 112, 128, 296, 400, 601, 640, 656, 800, 2029

Offset: 1

Author

Robert G. Wilson v, Dec 01 2000

Keywords

• nonn
• more

Crossrefs

Cf. A057476.

Programs

PARI

is(k) = polisirreducible(Mod(1, 3)*(x^k + x^6 + 2)); \\ Jinyuan Wang, Apr 15 2020

Extensions

a(18) from Jinyuan Wang, Apr 15 2020