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A243567
Number of simple connected graphs with n nodes that are have no subgraph isomorphic to diamond graph or the bowtie graph.
0
1, 1, 2, 4, 10, 36, 141, 784, 5626, 56249, 774266, 14750595
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
Table of n, a(n) for n=1..12.
Travis Hoppe and Anna Petrone, Encyclopedia of Finite Graphs
F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version 29e68fa.
CROSSREFS
Cf. A242790 (diamond free graphs), A242792 (bowtie free graphs).
Sequence in context: A038077 A006396 A192502 * A323949 A066278 A210773
Adjacent sequences: A243564 A243565 A243566 * A243568 A243569 A243570
KEYWORD
nonn,more
AUTHOR
Travis Hoppe and Anna Petrone, Jun 06 2014
EXTENSIONS
a(11)-a(12) added using tinygraph by Falk Hüffner, Sep 23 2020
STATUS
approved

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Last modified November 15 03:06 EST 2024. Contains 377736 sequences.
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