A125788 A diagonal of table A125781: a(n) = A125781(n,n+1).

1, 3, 14, 91, 739, 8200, 103545, 1454823, 22446667, 434412701, 8858524146, 190620224636, 4325312221672, 103324196180719, 2949714706867857, 86423553562234994, 2610476419197591903, 81455201815035815833

Offset

0,2

Links

Table of n, a(n) for n=0..17.

Crossrefs

Cf. A125781, A125787.

Sequence in context: A029767 A215475 A120056 * A183611 A259903 A101220

Adjacent sequences: A125785 A125786 A125787 * A125789 A125790 A125791

Keyword

nonn

Author

Paul D. Hanna, Dec 09 2006

Status

approved