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A033513 Number of matchings in graph P_{10} X P_{n} 0
89, 78243, 47177097, 30734932553, 19711134149599, 12688781322524383, 8160498611028648795, 5249581929453966097649, 3376771882017849561260401, 2172138783673094193937750015, 1397239543795157686038029989037 (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: A167398 A023330 A059766 * A128872 A073905 A089158

Adjacent sequences:  A033510 A033511 A033512 * A033514 A033515 A033516

KEYWORD

nonn

AUTHOR

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

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Last modified February 16 01:56 EST 2012. Contains 205860 sequences.