A129064 Fourth column (m=3) of triangle A129062 and third column of triangle A079641.

1, 12, 120, 1230, 13650, 166376, 2229444, 32724810, 523531470, 9080409492, 169892449584, 3412891866566, 73300097535210, 1676670468061920, 40704197313912060, 1045464783485987298, 28328001168991093350

Offset: 0

Author

Wolfdieter Lang, May 04 2007

Keywords

• nonn
• easy

Crossrefs

A129063, A000629 give m=2, m=1 columns.

Cf. A079641, A129062.

Formula

a(n) = A129062(n+3,3), n>=0.

a(n) = A079641(n+2,2), n>=0.

E.g.f.: (d^3/dx^3)*((-log(2-exp(x)))^3)/3!.