A047067 T(n,n+2), array T as in A047060.

1, 2, 3, 14, 23, 99, 476, 1966, 7724, 31653, 126512, 507276, 2018121, 7971668, 31546299, 124652979, 492665697, 1946183485, 7681374157, 30319084008, 119668878738, 472411463247, 1865191490983, 7364752588695, 29084543758592, 114879520451184, 453850776679103

Offset

0,2

Links

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

Crossrefs

Sequence in context: A363474 A337624 A025092 * A112636 A124663 A101005

Adjacent sequences: A047064 A047065 A047066 * A047068 A047069 A047070

Keyword

nonn

Author

Clark Kimberling

Extensions

Data corrected by Sean A. Irvine, May 11 2021

Status

approved