A036639 Number of 5-ary rooted trees with n nodes and height exactly 8.
0, 0, 0, 0, 0, 0, 0, 0, 1, 7, 34, 136, 487, 1608, 5024, 15054, 43716, 123861, 344195, 941542, 2542583, 6792588, 17982215, 47235074, 123239673, 319643026, 824718481, 2117962664, 5416370537, 13799074169, 35034120821, 88666584633, 223752019933
Offset: 0
Links
- 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