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 A372854 #8 May 15 2024 09:08:32 %S A372854 1,1,1,1,2,6,24,80,240,1080,3780,13440 %N A372854 Maximum numbers of planar embeddings for connected planar graphs on n vertices. %C A372854 Computed by Stan Wagon up to n=7 and Brendan McKay up to n=12. %H A372854 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/UniquelyEmbeddableGraph.html">Uniquely Embeddable Graph</a>. %Y A372854 Cf. A372853 (uniquely embeddable planar connected graphs). %K A372854 nonn,more %O A372854 1,5 %A A372854 _Eric W. Weisstein_, May 15 2024