A036592 Number of binary rooted trees with n nodes and height at most 9.
1, 1, 1, 2, 3, 6, 11, 23, 46, 98, 206, 441, 928, 1951, 4046, 8349, 17062, 34703, 70112, 141071, 282420, 563333, 1119020, 2215310, 4369699, 8591513, 16836216, 32891454, 64057841, 124388194, 240827283, 464938673, 895070853, 1718386387
Offset: 0
Links
- Alois P. Heinz, Table of n, a(n) for n = 0..511
- E. M. Rains and N. J. A. Sloane, On Cayley's Enumeration of Alkanes (or 4-Valent Trees), J. Integer Sequences, Vol. 2 (1999), Article 99.1.1.
- Index entries for sequences related to rooted trees