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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.

A359101 a(n) = phi(5 * n)/4.

Table of values

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

List of values

[1, 1, 2, 2, 5, 2, 6, 4, 6, 5, 10, 4, 12, 6, 10, 8, 16, 6, 18, 10, 12, 10, 22, 8, 25, 12, 18, 12, 28, 10, 30, 16, 20, 16, 30, 12, 36, 18, 24, 20, 40, 12, 42, 20, 30, 22, 46, 16, 42, 25, 32, 24, 52, 18, 50, 24, 36, 28, 58, 20, 60, 30, 36, 32, 60, 20, 66, 32, 44, 30, 70, 24, 72, 36, 50, 36, 60, 24, 78]

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