0,2

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

(empirical) set p,q,r to n,10,7 (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: A323558 A321642 A204592 * A254486 A254493 A253858

Adjacent sequences: A140927 A140928 A140929 * A140931 A140932 A140933

nonn

R. H. Hardin, Jul 05 2008

approved