A089411 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A074683/A074684.

1, 1, 1, 1, 3, 4, 4, 11, 9, 6, 8, 14, 14, 12, 14, 19, 17, 16, 24, 26, 30

Offset: 0

Author

Antti Karttunen, Nov 29 2003

Keywords

• nonn

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?

Links

• A. Karttunen, C-program for computing the initial terms of this sequence

Crossrefs

Cf. A089413, A089417.