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.

A002174 Values taken by reduced totient function psi(n).

Table of values

n a(n)
1 1
2 2
3 4
4 6
5 8
6 10
7 12
8 16
9 18
10 20
11 22
12 24
13 28
14 30
15 32
16 36
17 40
18 42
19 44
20 46
21 48
22 52
23 54
24 56
25 58
26 60
27 64
28 66
29 70
30 72
31 78
32 80
33 82
34 84
35 88
36 90
37 92
38 96
39 100
40 102
41 104
42 106
43 108
44 110
45 112
46 116
47 120
48 126
49 128
50 130
51 132
52 136
53 138
54 140
55 144
56 148
57 150
58 156
59 160
60 162
61 164
62 166
63 168

List of values

[1, 2, 4, 6, 8, 10, 12, 16, 18, 20, 22, 24, 28, 30, 32, 36, 40, 42, 44, 46, 48, 52, 54, 56, 58, 60, 64, 66, 70, 72, 78, 80, 82, 84, 88, 90, 92, 96, 100, 102, 104, 106, 108, 110, 112, 116, 120, 126, 128, 130, 132, 136, 138, 140, 144, 148, 150, 156, 160, 162, 164, 166, 168]

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

Content is available under The OEIS End-User License Agreement.