%I #7 Sep 07 2012 13:39:50
%S 2,3,7,11,13,29,59,61,67,79,89,97,101,109,113,127,137,149,151,163,167,
%T 173,179,197,239,251,257,263,271,277,293,313,331,349,353,359,373,379,
%U 401,419,431,433,439,443,449,461
%N 22 is a square mod p.
%H Vincenzo Librandi, <a href="/A038895/b038895.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime[Range[100]], JacobiSymbol[22, #] != -1 &] (* _Vincenzo Librandi_, Sep 07 2012 *)
%K nonn
%O 1,1
%A _N. J. A. Sloane_.