OFFSET
9,1
LINKS
Alois P. Heinz, Table of n, a(n) for n = 9..1000
FORMULA
E.g.f.: x^9/9! * Sum_{j=0..9} Stirling2(9,j)*exp(x)^j.
a(n) = C(n,9) * Sum_{j=0..9} Stirling2(9,j) * j^(n-9).
MAPLE
a:= n-> binomial(n, 9)*add(Stirling2(9, j)*j^(n-9), j=0..9):
seq(a(n), n=9..40);
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, May 27 2016
STATUS
approved