Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A159730
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A159730 Number of permutations of 4 indistinguishable copies of 1..n arranged in a circle with exactly 4 local maxima. +0
1
2, 15042, 18059184, 11195742340, 5293792219344 (list; graph; listen)
OFFSET

2,1
CROSSREFS

Sequence in context: A094212 A070832 A151599 this_sequence A158344 A124364 A123692

Adjacent sequences: A159727 A159728 A159729 this_sequence A159731 A159732 A159733

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Apr 20 2009

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research

Legal Notice
© 2009 AT&T Intellectual Property. All Rights Reserved.