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 A304566 #20 Jun 12 2025 18:49:15 %S A304566 0,3,12,6,70,3,266,24,969,30,4253,212 %N A304566 Number of minimum total dominating sets in the n-triangular honeycomb queen graph. %H A304566 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MinimumTotalDominatingSet.html">Minimum Total Dominating Set</a>. %H A304566 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TriangularHoneycombQueenGraph.html">Triangular Honeycomb Queen Graph</a>. %Y A304566 Cf. A304556, A304560. %K A304566 nonn,more %O A304566 1,2 %A A304566 _Eric W. Weisstein_, May 14 2018 %E A304566 a(8)-a(9) from _Andrew Howroyd_, May 19 2018 %E A304566 a(10) from _Eric W. Weisstein_, Jan 16 2019 %E A304566 a(11)-a(12) from _Eric W. Weisstein_, May 12 2025