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A079452 Number of unlabeled and connected graphs on n vertices which are chordal and P5-free. +0
1
1, 1, 2, 5, 14, 49, 188, 838, 4182 (list; graph; listen)
OFFSET

1,3

COMMENT

Also characterized by being (C4, C5, P5)-free

CROSSREFS

Sequence in context: A124381 A131236 A119499 this_sequence A081920 A006390 A100597

Adjacent sequences: A079449 A079450 A079451 this_sequence A079453 A079454 A079455

KEYWORD

more,nonn

AUTHOR

Jim Nastos (nastos(AT)gmail.com), Jan 13 2003

EXTENSIONS

Corrected by Jim Nastos, Jan 20 2003

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Last modified July 6 17:22 EDT 2008. Contains 140988 sequences.


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