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A307926
Number of (undirected) Hamiltonian cycles in the n-halved cube graph.
0
0, 3, 744, 986959440, 312829871511322359060480
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..5.
Eric Weisstein's World of Mathematics,
Halved Cube Graph
Eric Weisstein's World of Mathematics,
Hamiltonian Cycle
FORMULA
a(n) =
A281255
(n)/2.
CROSSREFS
Cf.
A281255
.
Sequence in context:
A100407
A332173
A119264
*
A172895
A259369
A259371
Adjacent sequences:
A307923
A307924
A307925
*
A307927
A307928
A307929
KEYWORD
nonn
,
hard
,
more
AUTHOR
Eric W. Weisstein
, May 06 2019
STATUS
approved
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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)