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 A304552 #9 Feb 16 2025 08:33:54 %S A304552 0,0,1,112,3375,64000,3730525,695506456,296474109632,213878375483220, %T A304552 277097671756733625,698661245965852901376,3571973803766628613975275, %U A304552 36637997062083838981741624968 %N A304552 Number of total dominating sets in the n-triangular honeycomb acute knight graph. %H A304552 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TotalDominatingSet.html">Total Dominating Set</a> %Y A304552 Cf. A289902, A304554, A304557, A304563. %K A304552 nonn,more %O A304552 1,4 %A A304552 _Eric W. Weisstein_, May 14 2018 %E A304552 a(8)-a(14) from _Andrew Howroyd_, May 19 2018