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A287052 Number of perfect matchings in the graph P_2 X P_8 X P_n. 2
1, 34, 23409, 6895792, 2573281769, 901990734650, 322462050747008, 114725843769441312, 40891433857372174697, 14569902220123180849570, 5192364005728133102693809, 1850411178640946683018130720, 659450907727206885142090933473, 235016288414744436265662641403648 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..200

Eric Weisstein's World of Mathematics, Perfect Matching

Wikipedia, Matching (graph theory)

CROSSREFS

Column k=8 of A181206.

Sequence in context: A281539 A223040 A200461 * A177324 A270874 A222875

Adjacent sequences:  A287049 A287050 A287051 * A287053 A287054 A287055

KEYWORD

nonn

AUTHOR

Alois P. Heinz, May 18 2017

STATUS

approved

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Last modified September 19 13:56 EDT 2020. Contains 337178 sequences. (Running on oeis4.)