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A126731
Number of graphs on n nodes with edge chromatic number 5.
1
0, 0, 0, 0, 2, 38, 392, 4895, 68696, 1140623
OFFSET
1,5
CROSSREFS
A diagonal of triangle in A123962.
Sequence in context: A217214 A303618 A179503 * A216357 A046845 A098772
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 16 2007
STATUS
approved