A079437 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A071661.

1, 1, 2, 3, 6, 16, 36, 83, 190, 448, 1056, 2514, 5872, 13806, 32424, 76609, 181434, 432062, 1032716

Offset: 0

Author

Antti Karttunen, Jan 27 2003

Keywords

• nonn
• more

Comments

That is, number of orbits to which "Catalan bijections" A071661/A071662 partition each A000108(n) Catalan tree structures encoded in A014486[A014137(n-1)..A014138(n-1)].

Links

• Antti Karttunen, C-program for counting the initial terms of this sequence

Crossrefs

Occurs in A073201 as row 13373289.

Cf. A079438, A079439, A057507, A079441.