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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.

A106315 Harmonic residue of n.

Table of values

n a(n)
1 0
2 1
3 2
4 5
5 4
6 0
7 6
8 2
9 1
10 4
11 10
12 16
13 12
14 8
15 12
16 18
17 16
18 30
19 18
20 36
21 20
22 16
23 22
24 12
25 13
26 20
27 28
28 0
29 28
30 24
31 30
32 3
33 36
34 28
35 44
36 51
37 36
38 32
39 44
40 50
41 40
42 48
43 42
44 12
45 36
46 40
47 46
48 108
49 33
50 21
51 60
52 18
53 52
54 72
55 4
56 88
57 68
58 52
59 58
60 48
61 60
62 56
63 66
64 67
65 8
66 96
67 66
68 30
69 84
70 128
71 70
72 84
73 72
74 68
75 78

List of values

[0, 1, 2, 5, 4, 0, 6, 2, 1, 4, 10, 16, 12, 8, 12, 18, 16, 30, 18, 36, 20, 16, 22, 12, 13, 20, 28, 0, 28, 24, 30, 3, 36, 28, 44, 51, 36, 32, 44, 50, 40, 48, 42, 12, 36, 40, 46, 108, 33, 21, 60, 18, 52, 72, 4, 88, 68, 52, 58, 48, 60, 56, 66, 67, 8, 96, 66, 30, 84, 128, 70, 84, 72, 68, 78]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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