A059724 Second diagonal of A059720.

1, 6, 29, 148, 818, 4964, 32989, 238931, 1875750, 15877954, 144229155, 1399818783, 14459867443, 158421403734, 1835075534606, 22410381524083, 287792334374327, 3877249814539076, 54682843244983801, 805762421350331195, 12382437603795254667, 198118073801089459039

Offset

2,2

Comments

I would very much like to find a formula for this. - N. J. A. Sloane

Links

Table of n, a(n) for n=2..23.

Crossrefs

Sequence in context: A186651 A292034 A108982 * A379198 A000708 A027248

Adjacent sequences: A059721 A059722 A059723 * A059725 A059726 A059727

Keyword

nonn

Author

N. J. A. Sloane, Feb 09 2001

Extensions

More terms from Sean A. Irvine, Oct 04 2022

Status

approved