cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A080273 Orbit size of each tree A080263(n) under Meeussen's bf<->df map on binary trees.

Original entry on oeis.org

1, 3, 16, 1441, 41888, 3376173
Offset: 0

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Author

Antti Karttunen, Mar 02 2003

Keywords

Comments

This is the size of the cycle containing A080265(n) in the permutations A057117/A057118.

Crossrefs

Cf. A080274, A080297.

Formula

a(n) = A080311(A080265(n)).

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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