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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.

A182139 Inverse Moebius transform of A061142.

Table of values

n a(n)
1 1
2 3
3 3
4 7
5 3
6 9
7 3
8 15
9 7
10 9
11 3
12 21
13 3
14 9
15 9
16 31
17 3
18 21
19 3
20 21
21 9
22 9
23 3
24 45
25 7
26 9
27 15
28 21
29 3
30 27
31 3
32 63
33 9
34 9
35 9
36 49
37 3
38 9
39 9
40 45
41 3
42 27
43 3
44 21
45 21
46 9
47 3
48 93
49 7
50 21
51 9
52 21
53 3
54 45
55 9
56 45
57 9
58 9
59 3
60 63
61 3
62 9
63 21
64 127
65 9
66 27
67 3
68 21
69 9
70 27
71 3
72 105
73 3
74 9
75 21
76 21
77 9

List of values

[1, 3, 3, 7, 3, 9, 3, 15, 7, 9, 3, 21, 3, 9, 9, 31, 3, 21, 3, 21, 9, 9, 3, 45, 7, 9, 15, 21, 3, 27, 3, 63, 9, 9, 9, 49, 3, 9, 9, 45, 3, 27, 3, 21, 21, 9, 3, 93, 7, 21, 9, 21, 3, 45, 9, 45, 9, 9, 3, 63, 3, 9, 21, 127, 9, 27, 3, 21, 9, 27, 3, 105, 3, 9, 21, 21, 9]

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