Logo

A161742 formatted as a simple table:

n a(n)
2 1
3 4
4 13
5 30
6 -14
7 -504
8 736
9 44640
10 -104544
11 -10644480
12 33246720
13 5425056000
14 -20843695872
15 -5185511654400
16 23457840537600
17 8506857655296000
18 -44092609863966720
19 -22430879475779174400
20 130748316971139072000

[1,4,13,30,-14,-504,736,44640,-104544,-10644480,
 33246720,5425056000,-20843695872,-5185511654400,
 23457840537600,8506857655296000,
 -44092609863966720,-22430879475779174400,
 130748316971139072000]

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 17 23:40 EST 2009. Contains 171025 sequences.


AT&T Labs Research