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, 21313816, 31283424, 45753928, 66691357, 96897846
Offset: 2
Keywords
Links
- R. K. Guy, Letter to N. J. A. Sloane, Apr 08 1988 (annotated scanned copy, included with permission).
Extensions
More terms from Alois P. Heinz, Jul 11 2016
More terms from Amiram Eldar, May 23 2024
Comments