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!)

A135669 as a simple table

n a(n)
1 -1
2 1
3 -1
4 1
5 -1
6 1
7 1
8 -3
9 3
10 -1
11 1
12 -5
13 8
14 -5
15 1
16 1
17 -7
18 16
19 -16
20 7
21 -1
22 1
23 -9
24 27
25 -38
26 27
27 -9
28 1
29 1
30 -11
31 41
32 -75
33 75
34 -41
35 11
36 -1
37 1
38 -13
39 58
40 -131
41 170
42 -131
43 58
44 -13
45 1
46 1
47 -15
48 78
49 -210
50 336
51 -336
52 210
53 -78
54 15
55 -1
56 1
57 -17
58 101
59 -316
60 602
61 -742
62 602
63 -316
64 101
65 -17
66 1

[-1,1,-1,1,-1,1,1,-3,3,-1,1,-5,8,-5,1,1,-7,16,-16,
 7,-1,1,-9,27,-38,27,-9,1,1,-11,41,-75,75,-41,11,
 -1,1,-13,58,-131,170,-131,58,-13,1,1,-15,78,-210,
 336,-336,210,-78,15,-1,1,-17,101,-316,602,-742,
 602,-316,101,-17,1]

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 June 25 00:34 EDT 2021. Contains 345445 sequences. (Running on oeis4.)