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!)

A138520 as a simple table

n a(n)
0 1
1 -1
2 2
3 -3
4 6
5 -11
6 16
7 -24
8 38
9 -57
10 82
11 -117
12 168
13 -238
14 328
15 -448
16 614
17 -834
18 1114
19 -1480
20 1966
21 -2592
22 3384
23 -4398
24 5704
25 -7361
26 9436
27 -12045
28 15344
29 -19470
30 24576
31 -30922
32 38822
33 -48576
34 60548
35 -75259
36 93342
37 -115454
38 142360
39 -175104
40 214958
41 -263262

[1,-1,2,-3,6,-11,16,-24,38,-57,82,-117,168,-238,
 328,-448,614,-834,1114,-1480,1966,-2592,3384,
 -4398,5704,-7361,9436,-12045,15344,-19470,24576,
 -30922,38822,-48576,60548,-75259,93342,-115454,
 142360,-175104,214958,-263262]

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 April 7 04:20 EDT 2020. Contains 333292 sequences. (Running on oeis4.)