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 A106901 #17 Aug 05 2014 14:16:29 %S A106901 3,5,11,23,29,41,131,167,173,197,233,269,311,317,347,401,419,431,449, %T A106901 479,503,617,641,653,677,683,743,821,827,839,857,887,911,929,947,983, %U A106901 1013,1031,1049,1061,1151,1187,1193,1217,1367,1433,1439,1451,1493 %N A106901 Primes of the form 3x^2+3xy+5y^2, with x and y nonnegative. %C A106901 Discriminant=-51. %H A106901 Vincenzo Librandi and Ray Chandler, <a href="/A106901/b106901.txt">Table of n, a(n) for n = 1..10000</a> [First 1000 terms from Vincenzo Librandi] %H A106901 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 A106901 QuadPrimes2[3, 3, 5, 10000] (* see A106856 *) %K A106901 nonn,easy %O A106901 1,1 %A A106901 _T. D. Noe_, May 09 2005