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 A304553 #22 May 16 2025 22:59:04 %S A304553 0,3,29,578,22361,1640001,230504570,62711805029,33349745638405, %T A304553 34939148029874116,72519613634620549271,299330052017563038619309, %U A304553 2462757900094871658430161896,40447266466705082294217088869999,1327138203952448478777157651757710177,87038459949342074077614931718690581743298 %N A304553 Number of total dominating sets in the n-triangular honeycomb bishop graph. %H A304553 Andrew Howroyd, <a href="/A304553/b304553.txt">Table of n, a(n) for n = 1..50</a> %H A304553 Andrew Howroyd, <a href="/A304553/a304553_1.txt">PARI Program</a>, May 2025. %H A304553 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TotalDominatingSet.html">Total Dominating Set</a>. %H A304553 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TriangularHoneycombBishopGraph.html">Triangular Honeycomb Bishop Graph</a>. %o A304553 (PARI) vector(10,n,A304553(n)) \\ See PARI link. - _Andrew Howroyd_, May 16 2025 %Y A304553 Cf. A290941, A304558, A304564. %K A304553 nonn %O A304553 1,2 %A A304553 _Eric W. Weisstein_, May 14 2018 %E A304553 a(8)-a(10) from _Andrew Howroyd_, May 19 2018 %E A304553 a(11) onwards from _Andrew Howroyd_, May 16 2025