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.

A116026 phi(n) plus n gives a semiprime (A001358).

Table of values

n a(n)
1 4
2 5
3 9
4 10
5 11
6 13
7 17
8 21
9 26
10 29
11 30
12 43
13 45
14 47
15 49
16 55
17 57
18 58
19 61
20 66
21 67
22 70
23 71
24 73
25 75
26 82
27 87
28 89
29 99
30 101
31 102
32 103
33 106
34 107
35 109
36 111
37 115
38 119
39 123
40 127
41 129
42 130
43 146
44 151
45 153
46 154
47 175
48 181
49 182
50 183
51 185
52 190
53 191
54 195
55 197
56 202
57 203
58 205
59 207

List of values

[4, 5, 9, 10, 11, 13, 17, 21, 26, 29, 30, 43, 45, 47, 49, 55, 57, 58, 61, 66, 67, 70, 71, 73, 75, 82, 87, 89, 99, 101, 102, 103, 106, 107, 109, 111, 115, 119, 123, 127, 129, 130, 146, 151, 153, 154, 175, 181, 182, 183, 185, 190, 191, 195, 197, 202, 203, 205, 207]