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 A106934 #17 Aug 05 2014 14:16:29 %S A106934 3,11,31,107,163,167,199,211,311,367,431,439,547,643,751,787,811,887, %T A106934 907,911,983,1187,1367,1399,1423,1523,1571,1663,1847,1867,1907,1931, %U A106934 1979,1999,2063,2203,2207,2251,2339,2459,2579,2591,2647,2659,2663 %N A106934 Primes of the form 3x^2+2xy+6y^2, with x and y nonnegative. %C A106934 Discriminant=-68. %H A106934 Vincenzo Librandi and Ray Chandler, <a href="/A106934/b106934.txt">Table of n, a(n) for n = 1..10000</a> [First 1000 terms from Vincenzo Librandi] %H A106934 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 A106934 QuadPrimes2[3, 2, 6, 10000] (* see A106856 *) %K A106934 nonn,easy %O A106934 1,1 %A A106934 _T. D. Noe_, May 09 2005