%I #6 Sep 09 2012 03:26:49
%S 3,5,7,23,41,47,59,61,67,89,97,101,107,113,149,157,179,191,193,197,
%T 199,211,227,229,239,241,257,263,271,277,281,307,311,331,337,349,359,
%U 367,379,389,397,401,409,433,449
%N Primes p such that 38 is not a square mod p.
%H Vincenzo Librandi, <a href="/A038916/b038916.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime@Range[120], JacobiSymbol[38, #] == -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