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.

A055743 Phi(n) has fewer distinct prime divisors than n.

Table of values

n a(n)
1 2
2 6
3 10
4 12
5 15
6 20
7 24
8 30
9 34
10 40
11 42
12 48
13 51
14 60
15 66
16 68
17 70
18 78
19 80
20 84
21 85
22 90
23 96
24 102
25 105
26 110
27 114
28 120
29 126
30 130
31 132
32 136
33 138
34 140
35 150
36 156
37 160
38 165
39 168
40 170
41 174
42 180
43 182
44 190
45 192
46 195
47 204
48 210
49 220
50 222
51 228
52 230
53 234
54 238
55 240
56 246
57 252

List of values

[2, 6, 10, 12, 15, 20, 24, 30, 34, 40, 42, 48, 51, 60, 66, 68, 70, 78, 80, 84, 85, 90, 96, 102, 105, 110, 114, 120, 126, 130, 132, 136, 138, 140, 150, 156, 160, 165, 168, 170, 174, 180, 182, 190, 192, 195, 204, 210, 220, 222, 228, 230, 234, 238, 240, 246, 252]