

A079570


Number of unlabeled, connected graphs on n vertices which have no induced subgraph isomorphic to a cricket graph (open bowtie graph).


1



1, 1, 2, 6, 20, 95, 541, 4102, 37362, 402950, 5107471, 83311628, 2006365803
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OFFSET

1,3


COMMENTS

The cricket graph consists of a triangle and two additional vertices incident on the same vertex of the triangle.


LINKS

F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version e8699da.


CROSSREFS



KEYWORD

more,nonn


AUTHOR



EXTENSIONS

a(10)a(13) added using tinygraph by Falk Hüffner, Jan 20 2016


STATUS

approved



