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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.

A368558 Number of fractions i/n that are in the Cantor set.

Table of values

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

List of values

[2, 2, 4, 4, 2, 4, 2, 4, 8, 6, 2, 8, 8, 2, 4, 4, 2, 8, 2, 8, 4, 2, 2, 8, 2, 8, 16, 10, 2, 12, 2, 4, 4, 2, 2, 16, 2, 2, 16, 16, 2, 4, 2, 4, 8, 2, 2, 8, 2, 6, 4, 10, 2, 16, 2, 10, 4, 2, 2, 16, 2, 2, 8, 4, 8, 4, 2, 4, 4, 6, 2, 16, 2, 2, 4, 4, 2, 16, 2, 16]

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