A047068 T(n,n+3), array T as in A047060.

1, 3, 7, 12, 30, 99, 476, 1966, 9690, 41343, 177545, 735854, 2982553, 12147231, 49062103, 197792469, 794236626, 3176408470, 12689052371, 50613185496, 201709743301, 803183013778, 3195281754810, 12704754084829, 50492469949396, 200609143365951, 796829906416550

Offset

0,2

Links

Table of n, a(n) for n=0..26.

Crossrefs

Sequence in context: A193297 A377572 A240738 * A167490 A081533 A096856

Adjacent sequences: A047065 A047066 A047067 * A047069 A047070 A047071

Keyword

nonn

Author

Clark Kimberling

Extensions

Data corrected by Sean A. Irvine, May 11 2021

Status

approved