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A086338 Numbers n such that the trinomial x^n + x + 1 is irreducible over GF(11). 0

%I #17 Apr 17 2020 08:22:37

%S 0,1,2,39,159,172

%N Numbers n such that the trinomial x^n + x + 1 is irreducible over GF(11).

%C Next term >= 4400 - _Michael Somos_, Mar 12 2007

%o (PARI) for(n=0,10^6,if(polisirreducible(Mod(1,11)*(x^n+x+1)),print1(n,", "))); /* _Joerg Arndt_, Apr 07 2013 */

%K hard,nonn,more

%O 1,3

%A _Robert G. Wilson v_, Sep 01 2003

%E a(1) and a(2) from _Eric M. Schmidt_, Feb 10 2014

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Last modified April 24 17:10 EDT 2024. Contains 371962 sequences. (Running on oeis4.)