This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A191074 #12 Sep 08 2022 08:45:57 %S A191074 3,19,23,29,37,41,47,53,61,67,79,97,101,103,109,113,131,137,139,149, %T A191074 151,157,163,211,223,239,241,257,271,281,313,317,349,353,359,367,383, %U A191074 397,409,431,433,439,443,461,463,467,479,487,491,541,569,571,577,587 %N A191074 Primes p that have Kronecker symbol (p|55) = -1. %C A191074 Originally erroneously named "Primes that are not squares mod 55", which contains this as a subsequence. - _M. F. Hasler_, Jan 18 2016 %H A191074 Vincenzo Librandi, <a href="/A191074/b191074.txt">Table of n, a(n) for n = 1..1000</a> %t A191074 Select[Prime[Range[200]], JacobiSymbol[#,55]==-1&] %o A191074 (Magma) [p: p in PrimesUpTo(587) | JacobiSymbol(p, 55) eq -1]; // _Vincenzo Librandi_, Sep 11 2012 %Y A191074 Cf. A191036. %K A191074 nonn,easy %O A191074 1,1 %A A191074 _T. D. Noe_, May 25 2011 %E A191074 Definition corrected, following a suggestion from _David Broadhurst_, by _M. F. Hasler_, Jan 18 2016