A151862 If A151861 is regarded as a triangle then the rows converge to this sequence.

1, 3, 6, 9, 5, 12, 22, 21, 5, 12, 21, 23, 22, 46, 66, 45, 5, 12, 21, 23, 22, 46, 65, 47, 22, 45, 65, 68, 90, 158, 178, 93, 5, 12, 21, 23, 22, 46, 65, 47, 22, 45, 65, 68, 90, 158, 177, 95, 22, 45, 65, 68, 90, 157, 177, 116, 89, 155, 198, 226, 338, 494, 450, 189, 5, 12, 21, 23, 22, 46

Offset

0,2

Links

Table of n, a(n) for n=0..69.

Formula

I would very much like a g.f. for this sequence!

Crossrefs

Cf. A151843-A151874.

Sequence in context: A197002 A227929 A019700 * A067722 A049341 A321943

Adjacent sequences: A151859 A151860 A151861 * A151863 A151864 A151865

Keyword

nonn

Author

N. J. A. Sloane, Jul 17 2009

Status

approved