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A060017
Number of n-feedback edge set obstructions.
0
2, 7, 27, 120, 642, 3767
OFFSET
1,1
LINKS
M. J. Dinneen, K. Cattell and M. R. Fellows, Forbidden minors to graphs with small feedback sets, Discrete Math., 230 (2001), 215-252.
CROSSREFS
Sequence in context: A036783 A368762 A150645 * A211475 A213226 A058800
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Mar 17 2001
STATUS
approved