OFFSET
0,3
COMMENTS
It seems that there is no known g.f.
LINKS
J.-L. Baril, T. Mansour, A. Petrossian, Equivalence classes of permutations modulo excedances, Journal of Combinatorics, Volume 5 (2014), Number 4, doi:10.4310/JOC.2014.v5.n4.a4.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Aug 30 2015
STATUS
approved