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 A005000 M4788 #25 Jan 02 2012 16:42:57 %S A005000 1,0,0,1,1,1,11,36,92,491,2537 %N A005000 Erroneous version of A006505. %C A005000 A published but incorrect sequence. The OEIS policy is to include such sequences together with a pointer to the correct entry. %D A005000 J. Riordan, A budget of rhyme scheme counts, pp. 455 - 465 of Second International Conference on Combinatorial Mathematics, New York, April 4-7, 1978. Edited by Allan Gewirtz and Louis V. Quintas. Annals New York Academy of Sciences, 319, 1979. %D A005000 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A005000 J. Riordan, <a href="/A005000/a005000.pdf">Cached copy of paper</a> %K A005000 dead %O A005000 1,7