A127383 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A127377/A127378.

1, 1, 1, 2, 6, 15, 46, 141, 446, 1427, 4722, 15884, 54224, 187380

Offset

0,4

Links

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

Crossrefs

A127384, A127385, A127389.

Sequence in context: A317976 A045628 A186738 * A237262 A291848 A363207

Adjacent sequences: A127380 A127381 A127382 * A127384 A127385 A127386

Keyword

nonn

Author

Antti Karttunen, Jan 16 2007

Status

approved