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Primes that are not squares mod 71.
1

%I #8 Sep 08 2022 08:45:57

%S 7,11,13,17,23,31,41,47,53,59,61,67,97,113,127,137,139,149,163,173,

%T 181,193,197,211,227,239,241,257,269,281,283,307,317,331,337,347,349,

%U 353,383,389,397,401,421,433,439,443,449,457,461,467,479,487,491,523

%N Primes that are not squares mod 71.

%H Vincenzo Librandi, <a href="/A191079/b191079.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[200]], JacobiSymbol[#,71]==-1&]

%o (Magma) [p: p in PrimesUpTo(523) | JacobiSymbol(p, 71) eq -1]; // _Vincenzo Librandi_, Sep 11 2012

%K nonn,easy

%O 1,1

%A _T. D. Noe_, May 25 2011