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 A224933 #8 May 04 2013 16:17:25 %S A224933 0,0,0,3,5,0,4,6,7,5,7,5,6,8,8,7,6,11,8,10,12,7,10,7,10,12,8,11,11,15, %T A224933 8,9,16,12,12,15,10,9,13,9,13,11,15,14,10,17,12,14,10,20 %N A224933 Minimal side length b <= a = n of integer parallelograms. %H A224933 Reiner Moewald, <a href="/A224933/b224933.txt">Table of n, a(n) for n = 1..100</a> %Y A224933 Cf. A224931, A224932. %K A224933 nonn %O A224933 1,4 %A A224933 _Reiner Moewald_, Apr 20 2013