cp's OEIS Frontend

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.

A143423 Least even number k such that phi(k) = n, where n runs through the values (A002202) taken by phi.

Table of values

n a(n)
1 2
2 4
3 8
4 14
5 16
6 22
7 26
8 32
9 38
10 44
11 46
12 52
13 58
14 62
15 64
16 74
17 82
18 86
19 92
20 94
21 104
22 106
23 162
24 116
25 118
26 122
27 128
28 134
29 142
30 146
31 158
32 164
33 166
34 172
35 178
36 188
37 194
38 202
39 206
40 212
41 214
42 218
43 242
44 226
45 236
46 244
47 254
48 256
49 262
50 268
51 274
52 278
53 284
54 292
55 298
56 302
57 314

List of values

[2, 4, 8, 14, 16, 22, 26, 32, 38, 44, 46, 52, 58, 62, 64, 74, 82, 86, 92, 94, 104, 106, 162, 116, 118, 122, 128, 134, 142, 146, 158, 164, 166, 172, 178, 188, 194, 202, 206, 212, 214, 218, 242, 226, 236, 244, 254, 256, 262, 268, 274, 278, 284, 292, 298, 302, 314]

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

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