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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.

A319048 a(n) is the greatest k such that A000010(k) divides n where A000010 is the Euler totient function.

Table of values

n a(n)
1 2
2 6
3 2
4 12
5 2
6 18
7 2
8 30
9 2
10 22
11 2
12 42
13 2
14 6
15 2
16 60
17 2
18 54
19 2
20 66
21 2
22 46
23 2
24 90
25 2
26 6
27 2
28 58
29 2
30 62
31 2
32 120
33 2
34 6
35 2
36 126
37 2
38 6
39 2
40 150
41 2
42 98
43 2
44 138
45 2
46 94
47 2
48 210
49 2
50 22
51 2
52 106
53 2
54 162
55 2
56 174
57 2
58 118
59 2
60 198
61 2
62 6
63 2
64 240
65 2
66 134
67 2
68 12
69 2
70 142
71 2
72 270
73 2
74 6
75 2
76 12
77 2
78 158
79 2
80 330

List of values

[2, 6, 2, 12, 2, 18, 2, 30, 2, 22, 2, 42, 2, 6, 2, 60, 2, 54, 2, 66, 2, 46, 2, 90, 2, 6, 2, 58, 2, 62, 2, 120, 2, 6, 2, 126, 2, 6, 2, 150, 2, 98, 2, 138, 2, 94, 2, 210, 2, 22, 2, 106, 2, 162, 2, 174, 2, 118, 2, 198, 2, 6, 2, 240, 2, 134, 2, 12, 2, 142, 2, 270, 2, 6, 2, 12, 2, 158, 2, 330]

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