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A036646 Number of 6-ary rooted trees with n nodes and height exactly 8. 0
0, 0, 0, 0, 0, 0, 0, 0, 1, 7, 34, 136, 487, 1615, 5072, 15294, 44714, 127606, 357228, 984589, 2679136, 7212560, 19242043, 50938745, 133946018, 350157109, 910637333, 2357358995, 6077294342, 15608979157, 39954656651, 101957124499, 259439596714 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,10

LINKS

Table of n, a(n) for n=0..32.

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

CROSSREFS

Sequence in context: A147827 A036632 A036639 * A000418 A055852 A319405

Adjacent sequences:  A036643 A036644 A036645 * A036647 A036648 A036649

KEYWORD

nonn,fini

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 21 05:37 EDT 2022. Contains 353889 sequences. (Running on oeis4.)