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 A094350 #2 Mar 30 2012 17:28:13 %S A094350 2,5,6,9,13,16,17,20,23,24,27,31,34,35,38,41,42,45,46,49,52,53,56,60, %T A094350 63,64,67,70,71,74 %N A094350 Numbers n such that A094291(n) is not a square. %C A094350 By the definition in A094291, it is necessary but not sufficient that x, y are chosen such that x + y <> n %Y A094350 Cf. A094291. %K A094350 nonn %O A094350 1,1 %A A094350 _Hugo van der Sanden_, Jun 15 2004