%I #9 Feb 16 2025 08:33:54
%S 0,4,54,928,31338,2060618,266749364,68574754440,35160711883758
%N Number of total dominating sets in the n-triangular honeycomb queen graph.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TotalDominatingSet.html">Total Dominating Set</a>
%Y Cf. A289876, A304560, A304566.
%K nonn,more,changed
%O 1,2
%A _Eric W. Weisstein_, May 14 2018
%E a(8)-a(9) from _Andrew Howroyd_, May 19 2018