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 A231886 #14 May 17 2017 08:56:21 %S A231886 0,10,66,496,3556,26948,199898,1491120,11087686,82651544,615619076, %T A231886 4584511168,34147089394,254349422368,1894426012942,14110000555420, %U A231886 105095716711032,782780770095412,5830333131230406,43425808525532572,323446694496899910 %N A231886 Number of maximal independent sets in the 3-dimensional (3, 3, n) grid graph. %H A231886 Andrew Howroyd, <a href="/A231886/b231886.txt">Table of n, a(n) for n = 0..200</a> %H A231886 R. Euler, P. Oleksik, Z. Skupien, <a href="http://dx.doi.org/10.7151/dmgt.1707">Counting Maximal Distance-Independent Sets in Grid Graphs</a>, Discussiones Mathematicae Graph Theory. Volume 33, Issue 3, Pages 531-557, ISSN (Print) 2083-5892, July 2013; see <a href="http://www.degruyter.com/view/j/dmgt.2013.33.issue-3/dmgt.1707/dmgt.1707.xml">also</a>. %K A231886 nonn %O A231886 0,2 %A A231886 _N. J. A. Sloane_, Nov 17 2013 %E A231886 a(13)-a(20) from _Andrew Howroyd_, May 16 2017