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Search: id:A033532
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| A033532 |
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Number of matchings in graph C_{4} X C_{4} X P_{n} |
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+0
2
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| 41025, 13803794944, 3952450882750401, 1149377449671217283137, 333818434084936656186187776, 96963347585045688551801772350785, 28164412862777096850129871275625835649
(list; graph; listen)
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OFFSET
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0,1
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COMMENT
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a(0)=A045310(3), a(1)=A045310(4).
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REFERENCES
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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.
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LINKS
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Per Hakan Lundow, Enumeration of matchings in polygraphs, 1998.
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CROSSREFS
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Sequence in context: A164648 A097479 A133863 this_sequence A047828 A141711 A074379
Adjacent sequences: A033529 A033530 A033531 this_sequence A033533 A033534 A033535
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KEYWORD
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nonn
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AUTHOR
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Per Hakan Lundow (phl(AT)theophys.kth.se)
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