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A049507
Number of perfect matchings in graph P_{6} x P_{6} x P_{n}.
2
1, 6728, 53786626921, 57248060375968384, 123115692449982216049513, 216388579168758145017797108072
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..5.
P. H. Lundow,
Computation of matching polynomials and the number of 1-factors in polygraphs
, Research report #12 (1996).
Per Hakan Lundow,
Enumeration of matchings in polygraphs
, 1998.
CROSSREFS
Cf.
A006253
,
A028452
,
A028454
.
Sequence in context:
A145320
A035905
A099778
*
A064160
A249463
A031642
Adjacent sequences:
A049504
A049505
A049506
*
A049508
A049509
A049510
KEYWORD
nonn
,
more
AUTHOR
Per H. Lundow
STATUS
approved
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Last modified May 13 14:47 EDT 2024. Contains 372519 sequences. (Running on oeis4.)