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.

A065387 a(n) = sigma(n) + phi(n).

Table of values

n a(n)
1 2
2 4
3 6
4 9
5 10
6 14
7 14
8 19
9 19
10 22
11 22
12 32
13 26
14 30
15 32
16 39
17 34
18 45
19 38
20 50
21 44
22 46
23 46
24 68
25 51
26 54
27 58
28 68
29 58
30 80
31 62
32 79
33 68
34 70
35 72
36 103
37 74
38 78
39 80
40 106
41 82
42 108
43 86
44 104
45 102
46 94
47 94
48 140
49 99
50 113
51 104
52 122
53 106
54 138
55 112
56 144
57 116
58 118
59 118
60 184
61 122
62 126
63 140

List of values

[2, 4, 6, 9, 10, 14, 14, 19, 19, 22, 22, 32, 26, 30, 32, 39, 34, 45, 38, 50, 44, 46, 46, 68, 51, 54, 58, 68, 58, 80, 62, 79, 68, 70, 72, 103, 74, 78, 80, 106, 82, 108, 86, 104, 102, 94, 94, 140, 99, 113, 104, 122, 106, 138, 112, 144, 116, 118, 118, 184, 122, 126, 140]