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A059276 Row sums of triangle in A059274. 1
1, 3, 14, 79, 482, 3088, 20502, 139882, 975084, 6915354, 49742974, 362054512, 2661657346, 19735338206, 147418892116, 1108339796742, 8380510594346, 63689530713888, 486218971691294, 3727035449588930, 28674306373680492 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..250

MATHEMATICA

T[i_, j_]:= T[i, j] = Module[{r, s, t1}, If[i == 0 && j == 0, Return[1]]; If[j == 0, Return[1]]; t1 = T[i, j - 1]; For[r = 0, r <= i - j, r++,

For[s = 0, s <= j, s++, If[r + s != i, t1 = t1 + T[r + s, s]]]];

Return[t1]]; Table[Sum[T[n, k], {k, 0, n}], {n, 0, 10}] (* G. C. Greubel, Jan 04 2017 *)

CROSSREFS

Sequence in context: A242426 A001564 A277132 * A003169 A086621 A020089

Adjacent sequences:  A059273 A059274 A059275 * A059277 A059278 A059279

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jan 24 2001

STATUS

approved

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Last modified March 18 12:10 EDT 2019. Contains 321283 sequences. (Running on oeis4.)