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A095676 Row sums of A095675. 1
1, 5, 28, 179, 1291, 10358, 91337, 876289, 9070546, 100596161, 1188403063, 14881408616, 196696197075, 2734274453061, 39848045797116, 607129121193015, 9646995492421711, 159508268424031670, 2739019526280054917 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..18.

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 *)

CROSSREFS

Sequence in context: A143647 A082031 A020081 * A324352 A006157 A179326

Adjacent sequences:  A095673 A095674 A095675 * A095677 A095678 A095679

KEYWORD

nonn,easy

AUTHOR

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

EXTENSIONS

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

STATUS

approved

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Last modified May 20 12:33 EDT 2019. Contains 323422 sequences. (Running on oeis4.)