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A079567 Number of unlabeled, connected graphs on n vertices which have no induced subgraph isomorphic to a P5, P5-bar or C5 and are not bipartite nor cobipartite and are primes. +0
1
0, 0, 0, 0, 1, 4, 18, 85, 455 (list; graph; listen)
OFFSET

1,6

COMMENT

P5 = path on five vertices. P5-bar = complement of P5. C5 = cycle on five vertices. Cobipartite means having a bipartite complement. G prime if G has no module (homogeneous set.)

CROSSREFS

Sequence in context: A110166 A046885 A055834 this_sequence A030278 A151252 A084847

Adjacent sequences: A079564 A079565 A079566 this_sequence A079568 A079569 A079570

KEYWORD

more,nonn

AUTHOR

Jim Nastos (nastos(AT)gmail.com), Jan 24 2003

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Last modified December 3 22:15 EST 2009. Contains 170310 sequences.


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