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A302131
Number of (undirected) paths in the n-triangular honeycomb obtuse knight graph.
0
0, 0, 0, 9, 369, 931320, 1243953489
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OFFSET
1,4
LINKS
Table of n, a(n) for n=1..7.
Stan Wagon,
Graph Theory Problems from Hexagonal and Traditional Chess
, The College Mathematics Journal, Vol. 45, No. 4, September 2014, pp. 278-287.
Eric Weisstein's World of Mathematics,
Graph Path
CROSSREFS
Sequence in context:
A195888
A162084
A195518
*
A051848
A238561
A290574
Adjacent sequences:
A302128
A302129
A302130
*
A302132
A302133
A302134
KEYWORD
nonn
,
more
AUTHOR
Eric W. Weisstein
, Apr 02 2018
STATUS
approved
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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)