0,2

Table of n, a(n) for n=0..7.

(empirical) set p,q,r to n,8,8 (in any order) in s=p+q+r-1; a(n) = product {i in 0..r-1} (binomial(s,p+i)*i!/(s-i)^(r-i-1))

Sequence in context: A245861 A068359 A177310 * A177311 A177312 A172609

Adjacent sequences: A140914 A140915 A140916 * A140918 A140919 A140920

nonn

R. H. Hardin, Jul 05 2008

approved