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 A287232 #16 Feb 16 2025 08:33:46 %S A287232 271,5596,231577,21286940,4392750641,2100400533176 %N A287232 Number of independent vertex sets and vertex covers in the n-tetrahedral graph. %H A287232 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/IndependentVertexSet.html">Independent Vertex Set</a> %H A287232 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/JohnsonGraph.html">Johnson Graph</a> %H A287232 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TetrahedralGraph.html">Tetrahedral Graph</a> %H A287232 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/VertexCover.html">Vertex Cover</a> %Y A287232 Essentially the same as A323293. %K A287232 nonn,more %O A287232 6,1 %A A287232 _Eric W. Weisstein_, May 22 2017 %E A287232 a(10) from _Eric W. Weisstein_, Jun 20 2017 %E A287232 a(11) from _Eric W. Weisstein_, Oct 12 2023