OFFSET
1,6
COMMENTS
For precise definition, recurrence and asymptotics see the Pippenger reference.
REFERENCES
N. Pippenger, Enumeration of equicolorable trees, SIAM J. Discrete Math., 14 (2001), 93-115.
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Aug 04 2006
STATUS
approved