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 A359002 #12 Feb 16 2025 08:34:04 %S A359002 20,30,72,240,720,1620,2680,3336,2880,1280 %N A359002 Number of undirected n-cycles of the icosahedral graph. %C A359002 a(3) = 20 = A053016(5). %C A359002 a(12) = 1280 = A268283(5)/2. %H A359002 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CyclePolynomial.html">Cycle Polynomial</a> %H A359002 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/IcosahedralGraph.html">Icosahedral Graph</a> %Y A359002 Cf. A053016, A268283, A358999, A359000, A359001. %K A359002 nonn,fini,full %O A359002 3,1 %A A359002 _Seiichi Manyama_, Dec 10 2022