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 A107005 #17 Aug 05 2014 14:16:30 %S A107005 7,31,79,103,127,199,223,271,367,439,463,607,631,823,919,967,991,1087, %T A107005 1231,1279,1303,1327,1423,1447,1543,1567,1663,1831,1879,1951,1999, %U A107005 2143,2239,2311,2383,2503,2551,2719,2791,2887,3079,3271,3319,3391 %N A107005 Primes of the form 4x^2+4xy+7y^2, with x and y nonnegative. %C A107005 Discriminant=-96. %H A107005 Vincenzo Librandi and Ray Chandler, <a href="/A107005/b107005.txt">Table of n, a(n) for n = 1..10000</a> [First 1000 terms from Vincenzo Librandi] %H A107005 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 A107005 QuadPrimes2[4, 4, 7, 10000] (* see A106856 *) %K A107005 nonn,easy %O A107005 1,1 %A A107005 _T. D. Noe_, May 09 2005