A209864 a(n) = number of cycles in range [2^(n-1),(2^n)-1] of permutation A209861/A209862.

1, 1, 2, 4, 7, 8, 11, 12, 14, 10, 21, 14, 20, 26, 22, 18, 18, 28, 23, 30, 32

Offset

0,3

Comments

a(0) gives the number of cycles in range [0,0], i.e. 1.

Links

Table of n, a(n) for n=0..20.

Antti Karttunen, Listing showing a more detailed cycle-structure of permutations A209861/A209862 up to n=20.

Crossrefs

Cf. A209863, A209865, A209866, A209867.

Sequence in context: A151661 A094599 A050082 * A182654 A112648 A307284

Adjacent sequences: A209861 A209862 A209863 * A209865 A209866 A209867

Keyword

nonn

Author

Antti Karttunen, Mar 24 2012

Status

approved