A086585 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutations A085169/A085170.

1, 1, 2, 4, 8, 18, 40, 86, 198, 438, 982, 2218, 5072, 11642

Offset

0,3

Links

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

Crossrefs

Cf. A014137, A014138, A085169, A085170.

Sequence in context: A233437 A321200 A056362 * A329971 A052910 A367659

Adjacent sequences: A086582 A086583 A086584 * A086586 A086587 A086588

Keyword

nonn,more

Author

Antti Karttunen, Jun 23 2003

Status

approved