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A079570
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Number of unlabeled, connected graphs on n vertices which have no induced subgraph isomorphic to a cricket graph (open bow-tie graph).
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1
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1, 1, 2, 6, 20, 95, 541, 4102, 37362, 402950, 5107471, 83311628, 2006365803
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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COMMENTS
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The cricket graph consists of a triangle and two additional vertices incident on the same vertex of the triangle.
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LINKS
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F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version e8699da.
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CROSSREFS
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KEYWORD
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more,nonn
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AUTHOR
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EXTENSIONS
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a(10)-a(13) added using tinygraph by Falk Hüffner, Jan 20 2016
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STATUS
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approved
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