A036596 - OEIS

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A036596

Number of binary rooted trees with n nodes and height exactly 7.

1

0, 0, 0, 0, 0, 0, 0, 1, 6, 20, 53, 125, 274, 571, 1147, 2241, 4267, 7963, 14563, 26202, 46354, 80863, 139025, 236050, 395634, 655538, 1073437, 1738973, 2786434, 4419549, 6937595, 10783915, 16596725, 25299245, 38192894, 57115677

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OFFSET

0,9

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..127

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: A027178 A264314 A055909 * A298408 A038091 A027993

Adjacent sequences: A036593 A036594 A036595 * A036597 A036598 A036599

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane

STATUS

approved