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A033512 Number of matchings in graph P_{9} X P_{n} 0
55, 24342, 7594361, 2548684656, 842518533590, 279533139565077, 92657526436631289, 30721240815429999078, 10185111919160666118608, 3376771882017849561260401, 1119528305492897225312120742 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

REFERENCES

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.

LINKS

Per Hakan Lundow, Enumeration of matchings in polygraphs, 1998.

CROSSREFS

Sequence in context: A113632 A202161 A163036 * A201008 A172722 A196428

Adjacent sequences:  A033509 A033510 A033511 * A033513 A033514 A033515

KEYWORD

nonn

AUTHOR

Per Hakan Lundow (phl(AT)theophys.kth.se)

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Last modified February 14 23:16 EST 2012. Contains 205687 sequences.