A097097 Antidiagonal sums of triangle A097094, where self-convolution forms A097096 (row sums of triangle A097094).

1, 1, 2, 3, 6, 8, 14, 20, 35, 49, 77, 112, 176, 253, 384, 560, 850, 1234, 1836, 2686, 3986, 5822, 8584, 12570, 18514, 27098, 39782, 58296, 85542, 125324, 183710, 269252, 394653, 578363, 847402, 1242055, 1819844, 2667246, 3907790, 5727634, 8392020

Offset

0,3

Links

Table of n, a(n) for n=0..40.

Formula

G.f.: A(x) = A097095(x^2)/(1-x-x^3), where A097095(x) is the g.f. of the main diagonal of triangle A097094.

Prog

(PARI)

Crossrefs

Cf. A097094, A097095, A097096.

Sequence in context: A066815 A106182 A360621 * A283474 A206370 A297416

Adjacent sequences: A097094 A097095 A097096 * A097098 A097099 A097100

Keyword

nonn

Author

Paul D. Hanna, Jul 26 2004

Status

approved