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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A213128 as a simple table

n a(n)
0 1
1 -1
2 -4
3 -6
4 96
5 1104
6 2016
7 -112176
8 -1718784
9 -642816
10 437031936
11 7656021504
12 -24274059264
13 -3939918299136
14 -72733516959744
15 699443277686784
16 67781787782086656
17 1236409075147014144
18 -25430445045847425024

[1,-1,-4,-6,96,1104,2016,-112176,-1718784,-642816,
 437031936,7656021504,-24274059264,-3939918299136,
 -72733516959744,699443277686784,67781787782086656,
 1236409075147014144,-25430445045847425024]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 20 23:20 EST 2019. Contains 319343 sequences. (Running on oeis4.)