Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A075852
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A075852 Number of permutations s of {1,2,...,n} such that |s(i)-i|>3 for each i=1,2,...,n. +0
5
0, 0, 0, 0, 0, 0, 0, 1, 16, 436, 6984, 114124, 1799688, 29125117, 486980182, 8490078104, 154750897552, 2951968964768, 58917663227568, 1229367602071416 (list; graph; listen)
OFFSET

1,9

CROSSREFS

Cf. A001883, A075851.

Sequence in context: A111921 A118994 A000489 this_sequence A068792 A159646 A113674

Adjacent sequences: A075849 A075850 A075851 this_sequence A075853 A075854 A075855

KEYWORD

nonn

AUTHOR

Reiner Martin (reinermartin(AT)hotmail.com), Oct 15 2002

EXTENSIONS

More terms from Vladimir Baltic, Vladeta Jovovic (vladeta(AT)eunet.rs), Jan 04 2003

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 December 2 11:54 EST 2009. Contains 167921 sequences.


AT&T Labs Research