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A076328
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Number of connected 9-colorable (i.e. chromatic number <= 9) simple graphs on n nodes.
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6
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OFFSET
| 1,3
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LINKS
| Eric Weisstein's World of Mathematics, n-Colorable Graph
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CROSSREFS
| Cf. A005142, A076322, A076323, A076324, A076325, A076326, A076327.
Cf. A001349. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 21 2008]
Sequence in context: A128526 A076326 A076327 * A128527 A128528 A001349
Adjacent sequences: A076325 A076326 A076327 * A076329 A076330 A076331
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KEYWORD
| nonn,more
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AUTHOR
| Eric Weisstein (eric(AT)weisstein.com), Oct 06, 2002
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