login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

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

A013241 as a simple table

n a(n)
0 0
1 0
2 -1
3 0
4 -6
5 8
6 -90
7 448
8 -2520
9 26336
10 -113400
11 1722688
12 -6419952
13 101489984
14 -67603536
15 -3543539456
16 187400653440
17 -5000257243648
18 101437039896192
19 -2393471184499712
20 47958328313066240
21 -1096842391672099840
22 23404766719036851456

[0,0,-1,0,-6,8,-90,448,-2520,26336,-113400,
 1722688,-6419952,101489984,-67603536,-3543539456,
 187400653440,-5000257243648,101437039896192,
 -2393471184499712,47958328313066240,
 -1096842391672099840,23404766719036851456]

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 10:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)