login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A081167 Number of cycles in range [A014137(2n)..A014138(2n)] of permutation A057505/A057506. 1
1, 2, 10, 46, 236, 1288, 6984, 38528, 216648, 1240818 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..9.

CROSSREFS

a(n) = A057507(2n+1). Cf. A081151.

Sequence in context: A191644 A009640 A191684 * A321274 A166107 A034429

Adjacent sequences:  A081164 A081165 A081166 * A081168 A081169 A081170

KEYWORD

nonn

AUTHOR

Wouter Meeussen & Antti Karttunen Mar 10 2003

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 18 09:39 EST 2020. Contains 332011 sequences. (Running on oeis4.)