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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.

A096866 Function A062402(x) = sigma(phi(x)) is iterated. Starting with n, a(n) is the smallest term arising in trajectory, either in transient or in terminal cycle.

Table of values

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

List of values

[1, 1, 3, 3, 5, 3, 7, 7, 7, 7, 7, 7, 13, 7, 15, 15, 17, 7, 19, 15, 21, 7, 23, 15, 25, 26, 27, 28, 29, 15, 31, 31, 28, 31, 31, 28, 37, 31, 31, 31, 31, 28, 43, 28, 31, 28, 31, 31, 49, 28, 51, 31, 53, 31, 31, 31, 57, 31, 31, 31, 61, 31, 63, 63, 65, 28, 67, 63, 31, 31, 71, 31, 73, 74]

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