A095676 Row sums of A095675.

1, 5, 28, 179, 1291, 10358, 91337, 876289, 9070546, 100596161, 1188403063, 14881408616, 196696197075, 2734274453061, 39848045797116, 607129121193015, 9646995492421711, 159508268424031670, 2739019526280054917

Offset: 0

Author

N. J. A. Sloane, based on a suggestion from Gary W. Adamson, Jun 22 2004

Keywords

• nonn
• easy

Programs

Mathematica

a[0, 0] = 1; a[n_, 0] := a[n - 1, n - 1]; a[n_, k_] := a[n, k] = If[k < n + 1, a[n, k - 1] + a[n - 1, k - 1], 0]; p[n_, r_] := If[r <= n + 1, Binomial[n, r], 0]; am = Table[ a[n, r], {n, 0, 18}, {r, 0, 18}]; pm = Table[p[n, r], {n, 0, 18}, {r, 0, 18}]; t = am.pm; Plus @@@ t (* Robert G. Wilson v, Jul 12 2004 *)

Extensions

More terms from Robert G. Wilson v, Jul 13 2004