login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A057543 Maximum cycle length (orbit size) in the rotation permutation of 2n non-crossing handshakes. 8
1, 1, 2, 3, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

COMMENTS

I.e. in permutations A057501 and A057502, the longest cycle among all cycles between the A014138[n-2]+1th and A014138[n-1]th terms.

FORMULA

a(0)=1, a(1)=1, a(2)=2, a(3)=3, a(n)=2n

CROSSREFS

Cf. A057542, A057544, A057545.

Sequence in context: A008522 A028732 A028751 * A190650 A000059 A097053

Adjacent sequences:  A057540 A057541 A057542 * A057544 A057545 A057546

KEYWORD

nonn

AUTHOR

Antti Karttunen Sep 07 2000

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 03:20 EST 2012. Contains 205978 sequences.