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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.

A282160 Least k > 1 such that k*n is not a totient number.

Table of values

n a(n)
1 3
2 7
3 3
4 17
5 3
6 15
7 2
8 19
9 3
10 5
11 3
12 43
13 2
14 7
15 3
16 19
17 2
18 5
19 2
20 17
21 3
22 7
23 3
24 167
25 2
26 7
27 3
28 11
29 3
30 3
31 2
32 19
33 3
34 2
35 3
36 67
37 2
38 2
39 3
40 17
41 3
42 17
43 2
44 7
45 2
46 5
47 2
48 211
49 2
50 7
51 3
52 7
53 3
54 11
55 3
56 13
57 2
58 3
59 2
60 139
61 2
62 2
63 3
64 31
65 3
66 9
67 2
68 5
69 3
70 5
71 2
72 109
73 2
74 5
75 3
76 2
77 2
78 3
79 2
80 85
81 3
82 3
83 3
84 61

List of values

[3, 7, 3, 17, 3, 15, 2, 19, 3, 5, 3, 43, 2, 7, 3, 19, 2, 5, 2, 17, 3, 7, 3, 167, 2, 7, 3, 11, 3, 3, 2, 19, 3, 2, 3, 67, 2, 2, 3, 17, 3, 17, 2, 7, 2, 5, 2, 211, 2, 7, 3, 7, 3, 11, 3, 13, 2, 3, 2, 139, 2, 2, 3, 31, 3, 9, 2, 5, 3, 5, 2, 109, 2, 5, 3, 2, 2, 3, 2, 85, 3, 3, 3, 61]

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