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A086842 Number of n-node prime P5-free chordal graphs which are not split. 0
0, 0, 0, 0, 0, 1, 3, 17, 94, 583, 4004 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

Table of n, a(n) for n=1..11.

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

EXAMPLE

The smallest such graph is on 6 vertices, commonly called the "double gem."

CROSSREFS

Sequence in context: A221731 A290925 A020056 * A151330 A302871 A010913

Adjacent sequences:  A086839 A086840 A086841 * A086843 A086844 A086845

KEYWORD

nonn

AUTHOR

Jim Nastos, Aug 08 2003

EXTENSIONS

a(10) and a(11) added using tinygraph by Falk Hüffner, Jan 22 2016

STATUS

approved

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Last modified April 19 08:59 EDT 2021. Contains 343110 sequences. (Running on oeis4.)