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Primes p such that 82 is a square mod p.
1

%I #7 Sep 08 2012 06:19:24

%S 2,3,11,13,19,23,29,31,41,53,67,73,101,103,109,113,127,149,157,179,

%T 181,211,223,227,229,241,271,293,317,331,337,347,353,359,367,397,401,

%U 409,421,431,433,449,487,499,509

%N Primes p such that 82 is a square mod p.

%H Vincenzo Librandi, <a href="/A038967/b038967.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[110]], ! JacobiSymbol[82, #] == -1 &] (* _Vincenzo Librandi_, Sep 08 2012 *)

%K nonn

%O 1,1

%A _N. J. A. Sloane_.