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A086217
Number of 5-connected graphs on n nodes.
3
1, 4, 39, 1051, 102630, 22331311
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OFFSET
6,2
LINKS
Table of n, a(n) for n=6..11.
Travis Hoppe and Anna Petrone,
Integer sequence discovery from small graphs
, arXiv preprint arXiv:1408.3644 [math.CO], 2014.
Travis Hoppe and Anna Petrone,
Encyclopedia of Finite Graphs
Jens M. Schmidt,
Data files in graph6 format
Eric Weisstein's World of Mathematics,
k-Connected Graph
FORMULA
a(n) =
A324240
(n) +
A324234
(n). -
Andrew Howroyd
, Sep 04 2019
a(n) =
A086216
(n) -
A052445
(n). -
Jean-François Alcover
, Sep 13 2019, after
Andrew Howroyd
in
A086216
CROSSREFS
Cf.
A002218
,
A052443
,
A052445
,
A086216
,
A259862
,
A324234
,
A324240
.
Sequence in context:
A165434
A348118
A341473
*
A203197
A094156
A266859
Adjacent sequences:
A086214
A086215
A086216
*
A086218
A086219
A086220
KEYWORD
nonn
,
hard
,
more
AUTHOR
Eric W. Weisstein
, Jul 12 2003
EXTENSIONS
Offset corrected by
Travis Hoppe
, Apr 11 2014
a(10) from the Encyclopedia of Finite Graphs (
Travis Hoppe
and
Anna Petrone
), Apr 11 2014
a(11) by
Jens M. Schmidt
, Feb 20 2019
STATUS
approved
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Last modified September 18 02:51 EDT 2024. Contains 375995 sequences. (Running on oeis4.)