A027235 a(n) = Sum_{k=0..n} (k+1) * A026758(n, k).

1, 3, 8, 22, 53, 138, 317, 803, 1794, 4478, 9823, 24321, 52662, 129815, 278365, 684689, 1457113, 3581074, 7574863, 18616678, 39182980, 96351078, 201947877, 497006898, 1038017513, 2557192089, 5324505911, 13131212951, 27268815916

Offset

0,2

Links

Table of n, a(n) for n=0..28.

Crossrefs

Sequence in context: A328002 A202192 A027211 * A086596 A036882 A020962

Adjacent sequences: A027232 A027233 A027234 * A027236 A027237 A027238

Keyword

nonn

Author

Clark Kimberling

Status

approved