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Search: id:A033531
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A033531 Number of matchings in graph P_{3} X P_{4} X P_{n} +0
1
823, 5493583, 28579431833, 154620656140976, 831415352314053207, 4475746196648151844135, 24088698990102061728597981, 129653063594088631745065442153, 697826352881007761016861345617984 (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

Sequence in context: A095965 A059002 A103764 this_sequence A088360 A057002 A051989

Adjacent sequences: A033528 A033529 A033530 this_sequence A033532 A033533 A033534

KEYWORD

nonn

AUTHOR

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

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.


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