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A243789 Number of simple connected graphs with n nodes that have no subgraph isomorphic to the open-bowtie graph or the diamond graph. 0
1, 1, 2, 4, 9, 30, 89, 379, 1864, 12365, 106951, 1272286, 20722347 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
Travis Hoppe and Anna Petrone, Encyclopedia of Finite Graphs
T. Hoppe and A. Petrone, Integer sequence discovery from small graphs, arXiv preprint arXiv:1408.3644, 2014
F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version 29e68fa.
CROSSREFS
Cf. A242791 (open-bowtie free graphs), A242790 (diamond free graphs).
Sequence in context: A229686 A208965 A306505 * A214935 A092329 A053548
KEYWORD
nonn,more
AUTHOR
Travis Hoppe and Anna Petrone, Jun 16 2014
EXTENSIONS
a(11)-a(13) added using tinygraph by Falk Hüffner, Sep 23 2020
STATUS
approved

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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)