A259096 a(n) = A000785(n) - A005575(n-1).

0, 0, 0, 0, 0, 0, 1, 2, 10, 19, 52, 105, 224, 429, 820, 1484, 2668, 4627, 7928, 13305, 22050, 35988, 58128, 92792, 146790, 230082, 357831, 552310, 846876, 1290231, 1954453, 2944513, 4413897, 6585072, 9780996, 14466926

Offset

2,8

Comments

Proposed and computed by R. K. Guy in 1988.

Links

Table of n, a(n) for n=2..37.

R. K. Guy, Letter to N. J. A. Sloane, Apr 08 1988 (annotated scanned copy, included with permission)

Crossrefs

Cf. A000785, A005575.

Sequence in context: A030570 A039560 A299577 * A317859 A342543 A342539

Adjacent sequences: A259093 A259094 A259095 * A259097 A259098 A259099

Keyword

nonn,more

Author

N. J. A. Sloane, Jun 20 2015

Extensions

More terms from Alois P. Heinz, Jul 11 2016

Status

approved