A169826 Row sums of triangle A178568

1, 2, 5, 8, 16, 27, 45, 69, 109, 171, 268, 404, 597, 860, 1215

Offset

1,2

Links

Table of n, a(n) for n=1..15.

Formula

a(n) = sum of n-th row terms of triangle A178568

Example

a(6) = 27 = (1 + 5 + 5 + 9 + 5 + 2)

Crossrefs

Cf. A178568

Sequence in context: A226015 A328547 A137685 * A093065 A301596 A026007

Adjacent sequences: A169823 A169824 A169825 * A169827 A169828 A169829

Keyword

nonn

Author

Gary W. Adamson, May 29 2010

Status

approved