

A079573


Number of unlabeled, connected graphs on n vertices with no induced subgraph isomorphic to a diamond, where a diamond is the graph on four vertices formed by removing an edge from the complete graph K4.


0



1, 1, 2, 5, 13, 46, 194, 1138, 8973, 101496, 1647556, 38368079, 1264177225
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OFFSET

1,3


LINKS

F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version 39d0919


CROSSREFS



KEYWORD

more,nonn


AUTHOR



EXTENSIONS

a(10)a(13) added using tinygraph by Falk Hüffner, Jan 14 2016


STATUS

approved



