%I #6 Sep 09 2012 03:26:37
%S 5,7,13,19,23,43,47,53,59,61,71,73,79,89,109,113,127,137,139,151,179,
%T 191,193,211,241,251,257,269,271,277,283,307,311,317,337,349,353,373,
%U 383,389,401,409,419,439,443,449
%N Primes p such that 33 is not a square mod p.
%H Vincenzo Librandi, <a href="/A038908/b038908.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime@Range[120], JacobiSymbol[33, #] == -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