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Primes that are not squares mod 67.
2

%I #14 May 22 2022 09:49:47

%S 2,3,5,7,11,13,31,41,43,53,61,79,97,101,109,113,137,139,179,191,197,

%T 229,233,239,251,271,281,311,313,331,337,347,353,367,373,379,383,401,

%U 409,433,443,463,487,499,503,521,541,547,563,577,587,593,599,631,641

%N Primes that are not squares mod 67.

%C Inert rational primes in the field Q(sqrt(-67)). - _N. J. A. Sloane_, Dec 25 2017

%H Vincenzo Librandi, <a href="/A191077/b191077.txt">Table of n, a(n) for n = 1..1000</a>

%H <a href="https://oeis.org/index/Pri#primes_decomp_of">Index to sequences related to decomposition of primes in quadratic fields</a>

%t Select[Prime[Range[200]], JacobiSymbol[#,67]==-1&]

%o (Magma) [p: p in PrimesUpTo(641) | JacobiSymbol(p, 67) eq -1]; // _Vincenzo Librandi_, Sep 11 2012

%K nonn,easy

%O 1,1

%A _T. D. Noe_, May 25 2011