login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A036636 Number of 5-ary rooted trees with n nodes and height exactly 5. 1
0, 0, 0, 0, 0, 1, 4, 13, 36, 93, 221, 509, 1128, 2448, 5191, 10851, 22335, 45478, 91583, 182865, 362078, 711987, 1390733, 2700853, 5216235, 10024242, 19172599, 36509036, 69229008, 130751300, 245999814, 461129979, 861306027, 1603189950 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,7

LINKS

Sean A. Irvine, Table of n, a(n) for n = 0..780

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: A053563 A221882 A235996 * A036643 A000299 A102301

Adjacent sequences:  A036633 A036634 A036635 * A036637 A036638 A036639

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 19 17:44 EDT 2022. Contains 353847 sequences. (Running on oeis4.)