%I A033512
%S A033512 55,24342,7594361,2548684656,842518533590,279533139565077,
%T A033512 92657526436631289,30721240815429999078,10185111919160666118608,
%U A033512 3376771882017849561260401,1119528305492897225312120742
%N A033512 Number of matchings in graph P_{9} X P_{n}
%D A033512 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 A033512 Per Hakan Lundow, <a href="http://www.theophys.kth.se/~phl/Text/1factors2.ps.gz">
               Enumeration of matchings in polygraphs</a>, 1998.
%Y A033512 Sequence in context: A105842 A113632 A163036 this_sequence A027580 A046194 
               A093255
%Y A033512 Adjacent sequences: A033509 A033510 A033511 this_sequence A033513 A033514 
               A033515
%K A033512 nonn
%O A033512 0,1
%A A033512 Per Hakan Lundow (phl(AT)theophys.kth.se)