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!)
A048810 Number of rooted trees with n nodes with every leaf at height 5. 3

%I #15 Dec 19 2015 13:11:17

%S 1,1,2,3,6,9,16,26,44,73,123,203,340,563,935,1550,2571,4251,7034,

%T 11618,19188,31654,52201,85999,141631,233074,383375,630215,1035508,

%U 1700501,2791309,4579587,7510280,12310980,20172075,33039130,54092556

%N Number of rooted trees with n nodes with every leaf at height 5.

%H Alois P. Heinz, <a href="/A048810/b048810.txt">Table of n, a(n) for n = 6..1000</a>

%H N. J. A. Sloane, <a href="/transforms.txt">Transforms</a>

%H <a href="/index/Ro#rooted">Index entries for sequences related to rooted trees</a>

%F Euler transform of A048809 shifted right.

%Y Cf. A048808-A048816.

%Y Column k=5 of A244925.

%K nonn

%O 6,3

%A _Christian G. Bower_, Apr 15 1999

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 April 24 06:03 EDT 2024. Contains 371918 sequences. (Running on oeis4.)