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A089411
Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A074683/A074684.
5
1, 1, 1, 1, 3, 4, 4, 11, 9, 6, 8, 14, 14, 12, 14, 19, 17, 16, 24, 26, 30
OFFSET
0,5
COMMENTS
The number of orbits to which the corresponding automorphism(s) partitions the set of A000108(n) binary trees with n internal nodes. Does the non-monotone behavior continue indefinitely?
CROSSREFS
Sequence in context: A087328 A368163 A202816 * A222731 A025508 A023189
KEYWORD
nonn
AUTHOR
Antti Karttunen, Nov 29 2003
STATUS
approved