cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A378225 Dirichlet inverse of A067824.

Table of values

n a(n)
1 1
2 -2
3 -2
4 0
5 -2
6 2
7 -2
8 0
9 0
10 2
11 -2
12 0
13 -2
14 2
15 2
16 0
17 -2
18 0
19 -2
20 0
21 2
22 2
23 -2
24 0
25 0
26 2
27 0
28 0
29 -2
30 -2
31 -2
32 0
33 2
34 2
35 2
36 0
37 -2
38 2
39 2
40 0
41 -2
42 -2
43 -2
44 0
45 0
46 2
47 -2
48 0
49 0
50 0
51 2
52 0
53 -2
54 0
55 2
56 0
57 2
58 2
59 -2
60 0
61 -2
62 2
63 0
64 0
65 2
66 -2
67 -2
68 0
69 2
70 -2
71 -2
72 0
73 -2
74 2
75 0
76 0
77 2
78 -2
79 -2
80 0
81 0
82 2
83 -2
84 0
85 2
86 2
87 2
88 0
89 -2
90 0
91 2
92 0
93 2
94 2
95 2
96 0
97 -2

List of values

[1, -2, -2, 0, -2, 2, -2, 0, 0, 2, -2, 0, -2, 2, 2, 0, -2, 0, -2, 0, 2, 2, -2, 0, 0, 2, 0, 0, -2, -2, -2, 0, 2, 2, 2, 0, -2, 2, 2, 0, -2, -2, -2, 0, 0, 2, -2, 0, 0, 0, 2, 0, -2, 0, 2, 0, 2, 2, -2, 0, -2, 2, 0, 0, 2, -2, -2, 0, 2, -2, -2, 0, -2, 2, 0, 0, 2, -2, -2, 0, 0, 2, -2, 0, 2, 2, 2, 0, -2, 0, 2, 0, 2, 2, 2, 0, -2]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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