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A084271 Number of labeled 3-chromatic (i.e. chromatic number = 3) graphs on n nodes. 2
0, 0, 1, 22, 582, 22377 (list; graph; refs; listen; history; internal format)
OFFSET

1,4

LINKS

Eric Weisstein's World of Mathematics, n-Chromatic Graph

CROSSREFS

Cf. A084270, A084272.

Sequence in context: A182610 A203456 A159875 * A092086 A137262 A025760

Adjacent sequences:  A084268 A084269 A084270 * A084272 A084273 A084274

KEYWORD

nonn,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), May 24, 2003

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Last modified February 16 21:51 EST 2012. Contains 205978 sequences.