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A351591
Number of minimal edge coverings of the n-triangular honeycomb acute knight graph.
0
0, 0, 1, 9, 64, 2197, 608923, 216000000
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OFFSET
1,4
LINKS
Table of n, a(n) for n=1..8.
Eric Weisstein's World of Mathematics,
Minimal Edge Cover
CROSSREFS
Cf.
A289904
,
A321486
.
Sequence in context:
A056769
A273232
A064546
*
A217872
A067961
A104127
Adjacent sequences:
A351588
A351589
A351590
*
A351592
A351593
A351594
KEYWORD
nonn
,
more
AUTHOR
Eric W. Weisstein
, Feb 14 2022
EXTENSIONS
a(8) from
Andrew Howroyd
, Feb 21 2022
STATUS
approved
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Last modified May 16 14:39 EDT 2024. Contains 372554 sequences. (Running on oeis4.)