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Search: id:A033521
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A033521 Number of matchings in graph C_{9} X P_{n} +0
1
76, 36626, 13775700, 5392866995, 2099687534810, 818177759586592, 318778982954630760, 124205035822005824254, 48393567952045732290238, 18855421270525299234217319, 7346573263558160357598269172 (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: A093238 A028480 A111682 this_sequence A060716 A116255 A136609

Adjacent sequences: A033518 A033519 A033520 this_sequence A033522 A033523 A033524

KEYWORD

nonn

AUTHOR

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

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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