OFFSET
7,1
LINKS
Alois P. Heinz, Table of n, a(n) for n = 7..1000
FORMULA
E.g.f.: x^7/7! * Sum_{j=0..7} Stirling2(7,j)*exp(x)^j.
a(n) = C(n,7) * Sum_{j=0..7} Stirling2(7,j) * j^(n-7).
MAPLE
a:= n-> binomial(n, 7)*add(Stirling2(7, j)*j^(n-7), j=0..7):
seq(a(n), n=7..40);
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, May 27 2016
STATUS
approved