A083046 Antidiagonal sums of table A083044.

1, 6, 16, 35, 67, 118, 197, 319, 506, 789, 1215, 1860, 2830, 4290, 6481, 9771, 14708, 22120, 33239, 49921, 74946, 112490, 168807, 253286, 380008, 570095, 855228, 1282931, 1924490, 2886828, 4330341, 6495613, 9743524, 14615392, 21923196

Offset: 0

Author

Paul D. Hanna, Apr 18 2003

Keywords

• nonn

Crossrefs

Cf. A083044, A083047, A083050, A083045.

Formula

a(n) = Sum_{k=0..n} T(k, n-k), where T(n, 0) = floor(n*x/(x-1))+1, T(n, k+1) = ceiling(x*T(n, k)), for n>=0, k>=0, with x=3/2.