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 A222315 #5 Feb 16 2013 20:01:02 %S A222315 1,1,1,11,2628,9276601 %N A222315 Second-from-right diagonal of A063851. %D A222315 Fukuda, Komei; Miyata, Hiroyuki; Moriyama, Sonoko. Complete Enumeration of Small Realizable Oriented Matroids. Discrete Comput. Geom. 49 (2013), no. 2, 359--381. MR3017917. %Y A222315 Cf. A063851. %K A222315 nonn,more %O A222315 4,4 %A A222315 _N. J. A. Sloane_, Feb 16 2013