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A080272 Orbit size of each tree A080263(n) under Donaghey's "Map M" Catalan automorphism. 3
1, 3, 3, 27, 54, 54, 18, 1134, 1134, 1134, 1134, 1782, 1782, 594, 594, 30618, 30618, 30618, 30618, 78246, 78246, 78246, 78246, 165726, 165726 (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 A057505/A057506.
LINKS
FORMULA
a(n) = A080967(A080265(n)).
CROSSREFS
A080977(n) = a(2*n)/A080292(n).
Sequence in context: A326176 A157036 A080302 * A369013 A215829 A098340
KEYWORD
nonn,more
AUTHOR
Antti Karttunen, Mar 02 2003
STATUS
approved

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Last modified March 4 05:23 EST 2024. Contains 370522 sequences. (Running on oeis4.)