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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A151606 Number of permutations of 5 indistinguishable copies of 1..n arranged in a circle with exactly 5 adjacent element pairs in decreasing order. 0
0, 2, 268128, 256405004, 82725015630, 17440046568756 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A124362 A202867 A058435 * A176939 A070694 A158346

Adjacent sequences:  A151603 A151604 A151605 * A151607 A151608 A151609

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) May 21 2009

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 16 16:34 EST 2012. Contains 205938 sequences.