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 A304557 #11 Jun 11 2025 19:57:18 %S A304557 0,0,1,27,64,8,512,68921 %N A304557 Number of minimal total dominating sets in the n-triangular honeycomb acute knight graph. %H A304557 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MinimalTotalDominatingSet.html">Minimal Total Dominating Set</a>. %H A304557 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TriangularHoneycombAcuteKnightGraph.html">Triangular Honeycomb Acute Knight Graph</a>. %Y A304557 Cf. A304552, A304563, A342373. %K A304557 nonn,more %O A304557 1,4 %A A304557 _Eric W. Weisstein_, May 14 2018 %E A304557 a(7)-a(8) from _Andrew Howroyd_, May 19 2018