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A076320 Number of 8-colorable (i.e. chromatic number <= 8) simple graphs on n nodes. 6
1, 2, 4, 11, 34, 156, 1044, 12346, 274667 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

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

CROSSREFS

Cf. A033995, A076315, A076316, A076317, A076318, A076319, A076321.

Sequence in context: A046750 A076319 A178944 * A076321 A126149 A000088

Adjacent sequences:  A076317 A076318 A076319 * A076321 A076322 A076323

KEYWORD

nonn,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Oct 06, 2002

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.