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.

A160545 Numbers coprime to 21.

Table of values

n a(n)
1 1
2 2
3 4
4 5
5 8
6 10
7 11
8 13
9 16
10 17
11 19
12 20
13 22
14 23
15 25
16 26
17 29
18 31
19 32
20 34
21 37
22 38
23 40
24 41
25 43
26 44
27 46
28 47
29 50
30 52
31 53
32 55
33 58
34 59
35 61
36 62
37 64
38 65
39 67
40 68
41 71
42 73
43 74
44 76
45 79
46 80
47 82
48 83
49 85
50 86
51 88
52 89
53 92
54 94
55 95
56 97
57 100
58 101
59 103
60 104
61 106
62 107
63 109
64 110
65 113
66 115
67 116

List of values

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 19, 20, 22, 23, 25, 26, 29, 31, 32, 34, 37, 38, 40, 41, 43, 44, 46, 47, 50, 52, 53, 55, 58, 59, 61, 62, 64, 65, 67, 68, 71, 73, 74, 76, 79, 80, 82, 83, 85, 86, 88, 89, 92, 94, 95, 97, 100, 101, 103, 104, 106, 107, 109, 110, 113, 115, 116]