login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


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

A013571 as a simple table

n a(n)
0 1
1 1
2 -1
3 -4
4 9
5 60
6 -175
7 -2154
8 6433
9 140984
10 -404063
11 -14300174
12 38333361
13 2070386084
14 -5007071823
15 -406148697538
16 844312637249
17 103808494182512
18 -173366392362431
19 -33528470038125974
20 40208654504239441

[1,1,-1,-4,9,60,-175,-2154,6433,140984,-404063,
 -14300174,38333361,2070386084,-5007071823,
 -406148697538,844312637249,103808494182512,
 -173366392362431,-33528470038125974,
 40208654504239441]

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 August 3 12:28 EDT 2021. Contains 346435 sequences. (Running on oeis4.)