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A086216 Number of 4-connected graphs on n nodes. 0
1, 4, 25, 384, 14480 (list; graph; refs; listen; history; internal format)
OFFSET

5,2

LINKS

Eric Weisstein's World of Mathematics, k-Connected Graph

EXAMPLE

There are 4 different 4-connected graphs on 6 vertices. - Dylan Thurston (dpt(AT)cpw.math.columbia.edu), Jun 18 2009

CROSSREFS

Sequence in context: A144281 A058791 A093959 * A167041 A123129 A075577

Adjacent sequences:  A086213 A086214 A086215 * A086217 A086218 A086219

KEYWORD

nonn,hard,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Jul 12, 2003

EXTENSIONS

Offset corrected by Dylan Thurston, Jun 18 2009

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Last modified February 17 13:28 EST 2012. Contains 206031 sequences.