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 A296410 #11 Dec 11 2017 17:34:04 %S A296410 1,1,1,1,2,14,2131,3012972 %N A296410 Number of non-isomorphic digon-free arrangements of n pairwise intersecting pseudo-circles on a sphere, reduced for mirror symmetry. %C A296410 For more information, see A296406. %Y A296410 Cf. A250001, A275923, A275924, A288554-A288568, A296406, A296407-A296412, A006248. %K A296410 nonn,more %O A296410 0,5 %A A296410 _Manfred Scheucher_, Dec 11 2017