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.

A069167 Numbers k such that k*Sum_{d|k} 1/phi(d) is an integer.

Table of values

n a(n)
1 1
2 2
3 4
4 6
5 8
6 9
7 10
8 12
9 16
10 18
11 24
12 32
13 36
14 42
15 44
16 48
17 50
18 54
19 64
20 72
21 81
22 90
23 96
24 100
25 108
26 114
27 126
28 128
29 144
30 150
31 162
32 184
33 192
34 198
35 200
36 216
37 234
38 250
39 252
40 256
41 288
42 294
43 324
44 378
45 384
46 396
47 400
48 432
49 441
50 450
51 484
52 486
53 504
54 512
55 550
56 558
57 576
58 588

List of values

[1, 2, 4, 6, 8, 9, 10, 12, 16, 18, 24, 32, 36, 42, 44, 48, 50, 54, 64, 72, 81, 90, 96, 100, 108, 114, 126, 128, 144, 150, 162, 184, 192, 198, 200, 216, 234, 250, 252, 256, 288, 294, 324, 378, 384, 396, 400, 432, 441, 450, 484, 486, 504, 512, 550, 558, 576, 588]