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 A236330 #10 Jan 09 2015 08:01:58 %S A236330 32,48,128,176,192,288,368,416,432,512,624,704,752,768,800,944,1056, %T A236330 1136,1152,1184,1200,1328,1472,1568,1584,1664,1712,1728,1776,1952, %U A236330 2048,2096,2208,2288,2336,2352,2496,2592,2672,2816,2864,2928,3008,3056,3072,3104 %N A236330 Positive integers n such that x^2 - 14xy + y^2 + n = 0 has integer solutions. %e A236330 48 is in the sequence because x^2 - 14xy + y^2 + 48 = 0 has integer solutions, for example (x, y) = (2, 26). %Y A236330 Cf. A001835 (n = 32), A001075 (n = 48), A237250 (n = 176), A003500 (n = 192), A082841 (n = 288), A151961 (n = 432), A077238 (n = 624). %Y A236330 Cf. A031363, A084917, A237351, A237599, A237606, A237609, A237610, A236331. %K A236330 nonn %O A236330 1,1 %A A236330 _Colin Barker_, Feb 16 2014