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A033532 Number of matchings in graph C_{4} X C_{4} X P_{n}. 1
1, 41025, 13803794944, 3952450882750401, 1149377449671217283137, 333818434084936656186187776, 96963347585045688551801772350785, 28164412862777096850129871275625835649, 8180769830636914759269721968659872494731776, 2376225290581931684771439975937521777947501317377 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
a(1) = A045310(4), a(2) = A045310(5).
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
CROSSREFS
Sequence in context: A331356 A249527 A133863 * A173361 A047828 A141711
KEYWORD
nonn
AUTHOR
EXTENSIONS
a(8)-a(9) from Alois P. Heinz, Dec 09 2013
STATUS
approved

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Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)