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A076281
Number of 5-chromatic (i.e., chromatic number equals 5) simple graphs on n nodes.
11
0, 0, 0, 0, 1, 5, 52, 867, 28722, 1919895, 250530482
OFFSET
1,6
LINKS
Eric Weisstein's World of Mathematics, n-Chromatic Graph
CROSSREFS
Column k=5 of A084268.
Sequence in context: A108459 A223898 A210096 * A099977 A274257 A336609
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Oct 06 2002
EXTENSIONS
a(10) from Keith Briggs, Mar 14 2006
a(11) from Michael Sollami, Jan 28 2012
STATUS
approved