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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.

A094872 phi(n)/tau(n), for odd squarefree n > 1 (A056911), phi = A000010, tau = A000005.

Table of values

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

List of values

[1, 2, 3, 5, 6, 2, 8, 9, 3, 11, 14, 15, 5, 6, 18, 6, 20, 21, 23, 8, 26, 10, 9, 29, 30, 12, 33, 11, 35, 36, 15, 39, 41, 16, 14, 44, 18, 15, 18, 48, 50, 51, 6, 53, 54, 18, 56, 22, 24, 20, 63, 21, 65, 27, 68, 69, 23, 30, 28, 74, 75, 30, 78, 26, 33, 81, 10, 83, 86, 29, 89, 90, 30, 36, 40]

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