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%I #7 Sep 08 2012 05:16:03
%S 3,5,11,13,17,23,31,53,73,83,89,107,113,127,137,139,149,151,163,191,
%T 193,211,223,227,251,263,271,277,281,293,307,331,349,359,383,389,397,
%U 401,409,419,431,439,463,467,479
%N Primes p such that 69 is a square mod p.
%H Vincenzo Librandi, <a href="/A038951/b038951.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime[Range[100]], ! JacobiSymbol[69, #] == -1 &] (* _Vincenzo Librandi_, Sep 08 2012 *)
%K nonn
%O 1,1
%A _N. J. A. Sloane_.
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