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 A028237 #19 Apr 07 2017 03:13:29 %S A028237 1,2,3,4,6,7,8,9,11,12,15,16,18,19,22,23,24,27,28,31,32,33,36,43,44, %T A028237 47,48,60,64,67,72,76,92,96,108,112,128 %N A028237 Numbers that are not the sum of 2 or more distinct positive squares. %C A028237 Numbers that are the sum of two or more distinct positive squares are in A192336. - _Bernard Schott_, Apr 06 2017 %D A028237 J. D. E. Konhauser et al., Which Way Did the Bicycle Go?, MAA 1996, pp. 151-152. %H A028237 <a href="/index/Su#ssq">Index entries for sequences related to sums of squares</a> %Y A028237 Cf. A192336. %K A028237 nonn,fini,full %O A028237 1,2 %A A028237 _N. J. A. Sloane_