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A243550 Number of simple connected graphs with n nodes that are planar and have no subgraph isomorphic to the bowtie graph. 0
1, 1, 2, 6, 15, 58, 255, 1510, 10766, 94109, 945773, 10577294 (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

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 9766535.

CROSSREFS

Cf. A242792 (bowtie free graphs), A003094 (planar graphs).

Sequence in context: A047870 A027287 A192186 * A354758 A003268 A242792

Adjacent sequences:  A243547 A243548 A243549 * A243551 A243552 A243553

KEYWORD

nonn,more

AUTHOR

Travis Hoppe and Anna Petrone, Jun 06 2014

EXTENSIONS

a(11)-a(12) added using tinygraph by Falk Hüffner, May 09 2019

STATUS

approved

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Last modified September 28 14:44 EDT 2022. Contains 357073 sequences. (Running on oeis4.)