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.

A226177 a(n) = mu(n)*d(n), where mu(n) = A008683 and d(n) = A000005.

Table of values

n a(n)
1 1
2 -2
3 -2
4 0
5 -2
6 4
7 -2
8 0
9 0
10 4
11 -2
12 0
13 -2
14 4
15 4
16 0
17 -2
18 0
19 -2
20 0
21 4
22 4
23 -2
24 0
25 0
26 4
27 0
28 0
29 -2
30 -8
31 -2
32 0
33 4
34 4
35 4
36 0
37 -2
38 4
39 4
40 0
41 -2
42 -8
43 -2
44 0
45 0
46 4
47 -2
48 0
49 0
50 0
51 4
52 0
53 -2
54 0
55 4
56 0
57 4
58 4
59 -2
60 0
61 -2
62 4
63 0
64 0
65 4
66 -8
67 -2
68 0
69 4
70 -8
71 -2
72 0
73 -2
74 4
75 0
76 0
77 4
78 -8
79 -2
80 0
81 0
82 4
83 -2
84 0
85 4
86 4
87 4
88 0
89 -2
90 0
91 4
92 0
93 4
94 4
95 4
96 0
97 -2
98 0
99 0
100 0
101 -2
102 -8
103 -2
104 0
105 -8

List of values

[1, -2, -2, 0, -2, 4, -2, 0, 0, 4, -2, 0, -2, 4, 4, 0, -2, 0, -2, 0, 4, 4, -2, 0, 0, 4, 0, 0, -2, -8, -2, 0, 4, 4, 4, 0, -2, 4, 4, 0, -2, -8, -2, 0, 0, 4, -2, 0, 0, 0, 4, 0, -2, 0, 4, 0, 4, 4, -2, 0, -2, 4, 0, 0, 4, -8, -2, 0, 4, -8, -2, 0, -2, 4, 0, 0, 4, -8, -2, 0, 0, 4, -2, 0, 4, 4, 4, 0, -2, 0, 4, 0, 4, 4, 4, 0, -2, 0, 0, 0, -2, -8, -2, 0, -8]