%I #4 Jun 20 2017 23:08:15
%S 1,3,359,59088,4824130496
%N Number of maximum matchings in the n X n queen 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/MaximumIndependentEdgeSet.html">Maximum Independent Edge Set</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/QueenGraph.html">Queen Graph</a>
%K nonn,more
%O 1,2
%A _Eric W. Weisstein_, Jun 20 2017