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.

A166257 Odd numbers not of the form prime(k) + phi(prime(k)).

Table of values

n a(n)
1 1
2 7
3 11
4 15
5 17
6 19
7 23
8 27
9 29
10 31
11 35
12 39
13 41
14 43
15 47
16 49
17 51
18 53
19 55
20 59
21 63
22 65
23 67
24 69
25 71
26 75
27 77
28 79
29 83
30 87
31 89
32 91
33 95
34 97
35 99
36 101
37 103
38 107
39 109
40 111
41 113
42 115
43 119
44 123
45 125
46 127
47 129
48 131
49 135
50 137
51 139
52 143
53 147
54 149
55 151
56 153
57 155
58 159
59 161
60 163
61 167

List of values

[1, 7, 11, 15, 17, 19, 23, 27, 29, 31, 35, 39, 41, 43, 47, 49, 51, 53, 55, 59, 63, 65, 67, 69, 71, 75, 77, 79, 83, 87, 89, 91, 95, 97, 99, 101, 103, 107, 109, 111, 113, 115, 119, 123, 125, 127, 129, 131, 135, 137, 139, 143, 147, 149, 151, 153, 155, 159, 161, 163, 167]