A049713 a(n) = Sum_{i=0..2n} (-1)^i * T(i,2n-i), array T as in A048149.

1, 8, 17, 38, 63, 102, 121, 170, 217, 276, 359, 422, 473, 562, 643, 776, 861, 966, 1041, 1176, 1303, 1468, 1569, 1712, 1825, 2056, 2225, 2358, 2565, 2722, 2877, 3116, 3301, 3540, 3681, 3982, 4145, 4446, 4631, 4984, 5161, 5314

Offset

0,2

Links

Table of n, a(n) for n=0..41.

Crossrefs

Sequence in context: A106648 A209376 A159696 * A297728 A188129 A041849

Adjacent sequences: A049710 A049711 A049712 * A049714 A049715 A049716

Keyword

nonn

Author

Clark Kimberling

Status

approved