%I #11 Nov 26 2018 19:57:33
%S 1,3,14,444,52680,24070032
%N Number of maximal matchings in the n-triangular graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Matching.html">Matching</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MaximalIndependentEdgeSet.html">Maximal Independent Edge Set</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/TriangularGraph.html">Triangular Graph</a>
%K nonn,more
%O 2,2
%A _Eric W. Weisstein_, Dec 30 2017
%E a(7) = 24070032 from _Eric W. Weisstein_, Nov 26 2018