%I #7 Dec 09 2013 11:39:56
%S 1,10012,1441534384,154620656140976,17312701462385916505,
%T 1926836037115087006553088,214664979834173287380956088153,
%U 23911146651705731250582573707211200
%N Number of matchings in graph P_{4} X P_{4} X P_{n}.
%D Per Hakan Lundow, "Computation of matching polynomials and the number of 1-factors in polygraphs", Research reports, No 12, 1996, Department of Mathematics, Umea University.
%H Per Hakan Lundow, <a href="http://www.theophys.kth.se/~phl/Text/1factors2.ps.gz">Enumeration of matchings in polygraphs</a>, 1998.
%K nonn
%O 0,2
%A _Per H. Lundow_