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 A288250 #7 Jun 09 2017 23:12:32 %S A288250 1,1,1,2,1,1,2,3,5,1,15,5,8,2,1,8,2,7,1 %N A288250 Number of essentially different simple n-sided lattice polygons with maximum area subject to the conditions of A288247. %C A288250 Polygons differing only by rotation and/or reflection are counted only once. %C A288250 A conjectured continuation of the sequence starting at a(22) is 6, 3, 3, 6, 19, 36, 61. %D A288250 For references and links see A288247. %H A288250 Michael Collier, Herbert Kociemba, Tom Sirgedas, <a href="http://dxdy.ru/topic113868.html">Al Zimmermann - Polygonal Areas</a>. Discussion in newsgroup dxdy.ru %Y A288250 Cf. A288247, A288248, A288249. %K A288250 nonn,more %O A288250 3,4 %A A288250 _Hugo Pfoertner_, Jun 07 2017