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A289894
Number of (undirected) paths in the n-triangular honeycomb queen graph.
0
0, 6, 396, 201810, 1395190506
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..5.
Eric Weisstein's World of Mathematics,
Graph Path
CROSSREFS
Sequence in context:
A229599
A290324
A306887
*
A058807
A350017
A000474
Adjacent sequences:
A289891
A289892
A289893
*
A289895
A289896
A289897
KEYWORD
nonn
,
more
AUTHOR
Eric W. Weisstein
, Jul 14 2017
EXTENSIONS
a(5) from
Eric W. Weisstein
, Mar 15 2019
STATUS
approved
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Last modified March 29 08:53 EDT 2024. Contains 371268 sequences. (Running on oeis4.)