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A076317 Number of 5-colorable (i.e. chromatic number <= 5) simple graphs on n nodes. +0
7
1, 2, 4, 11, 34, 155, 1037, 12257, 272513 (list; graph; listen)
OFFSET

1,2

LINKS

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

CROSSREFS

Cf. A033995, A076315, A076316, A076318, A076319, A076320, A076321.

Sequence in context: A089407 A071115 A156809 this_sequence A076318 A046750 A076319

Adjacent sequences: A076314 A076315 A076316 this_sequence A076318 A076319 A076320

KEYWORD

nonn,more

AUTHOR

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

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.


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