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 A284738 #5 Apr 09 2017 23:58:06 %S A284738 1,1,6,10,700 %N A284738 A condensed version of A202951. %C A284738 Lists only the terms A202951(n) for n == 0 or 3 mod 12. %C A284738 See A202951, the main entry for this sequence, for more information. %H A284738 R. J. Nowakowski, <a href="/A104429/a104429.pdf">Generalizations of the Langford-Skolem problem</a>, M.S. Thesis, Dept. Math., Univ. Calgary, May 1975. [Scanned copy, with permission.] %Y A284738 Cf. A202951. %K A284738 nonn,more %O A284738 1,3 %A A284738 _N. J. A. Sloane_, Apr 09 2017