A102078 Second column of triangle A014784.

0, 1, 3, 12, 69, 552, 5901, 81444, 1411197, 30006624, 768410349, 23329316316, 828656935485, 34046249891736, 1602162894386157, 85614553733396628, 5155811948641383933, 347560275319797255888, 26069526814633439369325

Offset

1,3

Links

Table of n, a(n) for n=1..19.

Crossrefs

Sequence in context: A144008 A244610 A187007 * A113341 A125862 A077460

Adjacent sequences: A102075 A102076 A102077 * A102079 A102080 A102081

Keyword

nonn

Author

Ralf Stephan, Jan 03 2005

Status

approved