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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.

A138263 Smallest positive integer m such that n divides [10^m/m] (=A060156(m)).

Table of values

n a(n)
1 1
2 1
3 3
4 4
5 1
6 11
7 13
8 5
9 3
10 1
11 13
12 52
13 19
14 13
15 11
16 5
17 24
18 11
19 37
20 4
21 13
22 13
23 45
24 84
25 2
26 19
27 13
28 34
29 94
30 11
31 12
32 5
33 13
34 24
35 13
36 92
37 3
38 37
39 19
40 5
41 11
42 13
43 96
44 238
45 11
46 45
47 51
48 84
49 43
50 2
51 33
52 272
53 76
54 13
55 13
56 34
57 37
58 95
59 36
60 164
61 181
62 24
63 13
64 10
65 19
66 13
67 39
68 46
69 67
70 13
71 82
72 92
73 17

List of values

[1, 1, 3, 4, 1, 11, 13, 5, 3, 1, 13, 52, 19, 13, 11, 5, 24, 11, 37, 4, 13, 13, 45, 84, 2, 19, 13, 34, 94, 11, 12, 5, 13, 24, 13, 92, 3, 37, 19, 5, 11, 13, 96, 238, 11, 45, 51, 84, 43, 2, 33, 272, 76, 13, 13, 34, 37, 95, 36, 164, 181, 24, 13, 10, 19, 13, 39, 46, 67, 13, 82, 92, 17]

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