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A079441 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A071663. 3
1, 1, 1, 4, 7, 24, 48, 128, 259, 646, 1426, 3458, 7924, 19054, 44684, 107586, 255971, 617012, 1482096 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

COMMENTS

I.e. number of orbits to which "gatomorphisms" A071663/A071664 partition each A000108(n) Catalan tree structures encoded in A014486[A014137(n-1)..A014138(n-1)].

LINKS

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

CROSSREFS

Occurs in A073201 as row 176609070820803. Cf. A057507, A079437, A079442, A079443.

Sequence in context: A027946 A203230 A143608 * A129418 A073218 A151348

Adjacent sequences:  A079438 A079439 A079440 * A079442 A079443 A079444

KEYWORD

nonn

AUTHOR

Antti Karttunen (Firstname.Surname(AT)iki.fi) Jan 27 2003

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.