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 A106862 #19 Aug 05 2014 14:16:29 %S A106862 5,7,11,17,23,47,61,73,83,101,131,137,139,149,157,163,191,197,199,229, %T A106862 251,263,271,277,283,311,347,349,353,359,367,389,419,443,457,461,463, %U A106862 467,499,503,541,557,571,593,613,617,619,631,643,647,653,691,701,719 %N A106862 Primes of the form x^2+xy+5y^2, with x and y nonnegative. %C A106862 Discriminant=-19. %H A106862 Vincenzo Librandi and Ray Chandler, <a href="/A106862/b106862.txt">Table of n, a(n) for n = 1..10000</a> [First 4000 terms from Vincenzo Librandi] %H A106862 N. J. A. Sloane et al., <a href="https://oeis.org/wiki/Binary_Quadratic_Forms_and_OEIS">Binary Quadratic Forms and OEIS</a> (Index to related sequences, programs, references) %t A106862 QuadPrimes2[1, 1, 5, 10000] (* see A106856 *) %Y A106862 A106863 is the main entry for these primes. Cf. A035243. %K A106862 nonn,easy %O A106862 1,1 %A A106862 _T. D. Noe_, May 09 2005