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Primes p such that 41 is not a square mod p.
2

%I #9 Sep 09 2012 03:26:57

%S 3,7,11,13,17,19,29,47,53,67,71,79,89,97,101,109,137,149,151,157,167,

%T 179,181,191,193,199,211,227,229,233,239,257,263,281,293,311,313,317,

%U 331,347,383,397,421,439,457,463

%N Primes p such that 41 is not a square mod p.

%C Also, primes p that are not squares mod 41 (from the quadratic reciprocity law). - _Lekraj Beedassy_, Jul 13 2004

%H Vincenzo Librandi, <a href="/A038920/b038920.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime@Range[120], JacobiSymbol[41, #] == -1 &] (* _Vincenzo Librandi_, Sep 09 2012 *)

%K nonn

%O 1,1

%A _N. J. A. Sloane_.

%E Offset changed from 0 to 1 by _Vincenzo Librandi_, Sep 09 2012