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!)
A080273 Orbit size of each tree A080263(n) under Meeussen's bf<->df map on binary trees. 3
1, 3, 16, 1441, 41888, 3376173 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
This is the size of the cycle containing A080265(n) in the permutations A057117/A057118.
LINKS
FORMULA
a(n) = A080311(A080265(n)).
CROSSREFS
Sequence in context: A304761 A316507 A317459 * A096404 A111824 A140519
KEYWORD
nonn,more
AUTHOR
Antti Karttunen, Mar 02 2003
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 February 21 07:26 EST 2024. Contains 370219 sequences. (Running on oeis4.)