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A186748
Number of connected regular simple graphs on n vertices with girth exactly 8.
1
0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3, 0, 13, 0, 155, 0, 4337, 0, 266362, 0, 20807688, 0
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OFFSET
0,37
LINKS
Table of n, a(n) for n=0..47.
Jason Kimberley,
Index of sequences counting connected k-regular simple graphs with girth exactly g
FORMULA
a(n) =
A186728
(n) -
A186729
(n).
CROSSREFS
Cf.
A186728
,
A186729
.
Sequence in context:
A269035
A268904
A058896
*
A222754
A181905
A350826
Adjacent sequences:
A186745
A186746
A186747
*
A186749
A186750
A186751
KEYWORD
nonn
,
more
,
hard
AUTHOR
Jason Kimberley
, Apr 03 2012
STATUS
approved
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Last modified April 25 09:49 EDT 2024. Contains 371967 sequences. (Running on oeis4.)