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A290782
Number of (undirected) cycles in the n-triangular honeycomb bishop graph.
2
0, 0, 6, 353, 155116, 848595621, 67556125248940, 88599625785544302994
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OFFSET
1,3
LINKS
Table of n, a(n) for n=1..8.
Eric Weisstein's World of Mathematics,
Graph Cycle
CROSSREFS
Sequence in context:
A197780
A197611
A233463
*
A367519
A002684
A036281
Adjacent sequences:
A290779
A290780
A290781
*
A290783
A290784
A290785
KEYWORD
nonn
,
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AUTHOR
Eric W. Weisstein
, Aug 10 2017
EXTENSIONS
a(8) from
Andrew Howroyd
, Aug 10 2017
STATUS
approved