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Search: id:A033512
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A033512 Number of matchings in graph P_{9} X P_{n} +0
1
55, 24342, 7594361, 2548684656, 842518533590, 279533139565077, 92657526436631289, 30721240815429999078, 10185111919160666118608, 3376771882017849561260401, 1119528305492897225312120742 (list; graph; listen)
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

Adjacent sequences: A033509 A033510 A033511 this_sequence A033513 A033514 A033515

Sequence in context: A105842 A113632 A163036 this_sequence A027580 A046194 A093255

KEYWORD

nonn

AUTHOR

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

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Last modified November 8 07:45 EST 2009. Contains 166143 sequences.


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