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

 

Logo

Many excellent designs for a new banner were submitted. We will use the best of them in rotation.

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

A204172 as a simple table

n a(n)
1 1
2 -1
3 0
4 -1
5 1
6 -1
7 1
8 2
9 -1
10 0
11 1
12 -1
13 -2
14 1
15 1
16 -1
17 -4
18 3
19 3
20 -1
21 0
22 -1
23 1
24 4
25 -3
26 -3
27 1
28 -1
29 1
30 6
31 -5
32 -10
33 6
34 4
35 -1
36 0
37 1
38 -1
39 -6
40 5
41 10
42 -6
43 -4
44 1
45 1
46 -1
47 -8
48 7
49 21
50 -15
51 -20
52 10
53 5
54 -1
55 0
56 -1
57 1
58 8
59 -7
60 -21
61 15
62 20
63 -10
64 -5
65 1
66 -1
67 1
68 10
69 -9
70 -36
71 28
72 56

[1,-1,0,-1,1,-1,1,2,-1,0,1,-1,-2,1,1,-1,-4,3,3,-1,
 0,-1,1,4,-3,-3,1,-1,1,6,-5,-10,6,4,-1,0,1,-1,-6,5,
 10,-6,-4,1,1,-1,-8,7,21,-15,-20,10,5,-1,0,-1,1,8,
 -7,-21,15,20,-10,-5,1,-1,1,10,-9,-36,28,56]

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

Content is available under The OEIS End-User License Agreement .

Last modified April 23 17:34 EDT 2014. Contains 240946 sequences.