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.

A280877 Occurrences of decrease of the probability density P(a(n)) of coprime numbers k,m, satisfying 1 <= k <= a(n) and 1 <= m <= a(n); i.e., P(a(n)) < P(a(n)-1).

Table of values

n a(n)
1 2
2 4
3 6
4 8
5 10
6 12
7 14
8 15
9 16
10 18
11 20
12 21
13 22
14 24
15 26
16 28
17 30
18 32
19 33
20 34
21 36
22 38
23 40
24 42
25 44
26 45
27 46
28 48
29 50
30 52
31 54
32 56
33 58
34 60
35 62
36 63
37 64
38 66
39 68
40 70
41 72
42 74
43 75
44 76
45 78
46 80
47 82
48 84
49 86
50 88
51 90
52 92
53 94
54 96
55 98
56 99
57 100
58 102
59 104
60 105
61 106
62 108
63 110
64 112
65 114
66 116
67 118
68 120
69 122
70 124
71 126
72 128

List of values

[2, 4, 6, 8, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 26, 28, 30, 32, 33, 34, 36, 38, 40, 42, 44, 45, 46, 48, 50, 52, 54, 56, 58, 60, 62, 63, 64, 66, 68, 70, 72, 74, 75, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 99, 100, 102, 104, 105, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, 126, 128]