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Primes that are not squares mod 83.
1

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

%S 2,5,13,19,43,47,53,67,71,73,79,89,97,101,103,107,137,139,149,157,163,

%T 179,181,211,223,233,239,251,257,263,269,271,281,283,307,311,331,337,

%U 347,367,379,389,421,433,439,449,457,461,467,487,491,503,541,569,571

%N Primes that are not squares mod 83.

%H Vincenzo Librandi, <a href="/A191082/b191082.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[200]], JacobiSymbol[#,83]==-1&]

%o (Magma) [p: p in PrimesUpTo(571) | JacobiSymbol(p, 83) eq -1]; // _Vincenzo Librandi_, Sep 11 2012

%K nonn,easy

%O 1,1

%A _T. D. Noe_, May 25 2011