%I #4 Dec 31 2017 13:35:56
%S 1,1,6,190272
%N Number of maximum matchings in the n-transposition 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/TranspositionGraph.html">Transposition Graph</a>
%K nonn,more
%O 1,3
%A _Eric W. Weisstein_, Dec 31 2017