Logo

A071576 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 165
5 5415
6 12705
7 256410
8 256410
9 6480303060
10 217245863835
11 946622690475
12 35511547806735
13 439116128090640 

[1,1,1,165,5415,12705,256410,256410,6480303060,
 217245863835,946622690475,35511547806735,
 439116128090640]

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 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research

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