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%I #10 Jan 04 2018 07:41:06
%S 1,1,5,30,1140,69136,33666336,27406992000,234805387040640,
%T 3472530332565934080,660908229459858361516032,
%U 217930756388573091682145009664
%N Number of maximal matchings in the n X n black bishop graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/BlackBishopGraph.html">Black Bishop Graph</a>
%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>
%Y Cf. A286422, A297471, A297490.
%K nonn,more
%O 1,3
%A _Eric W. Weisstein_, Dec 30 2017
%E a(7)-a(12) from _Andrew Howroyd_, Dec 30 2017