427189

Appears in sequences

• Expansion of e.g.f. exp( x/(1-x)^3 ) / (1-x)^3.at n=6A351767
• Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = n! * Sum_{j=0..n} binomial(n+(k-1)*(j+1),n-j)/j!.at n=51A361616