A127384 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutations A127379/A127380 and A127381/A127382.

1, 1, 2, 4, 9, 23, 62, 179, 543, 1705, 5482, 18056, 60634, 206824

Offset

0,3

Links

Table of n, a(n) for n=0..13.

D. Callan, A Bijection on Dyck Paths and Its Cycle Structure, 2006, 17pp.

Crossrefs

A127383.

Sequence in context: A032028 A190277 A274882 * A337721 A369328 A058585

Adjacent sequences: A127381 A127382 A127383 * A127385 A127386 A127387

Keyword

nonn

Author

Antti Karttunen, Jan 16 2007

Status

approved