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.

A072282 Numbers n such that sigma(n) + 1 and sigma(n) - 1 are twin primes.

Table of values

n a(n)
1 3
2 5
3 6
4 10
5 11
6 17
7 20
8 24
9 26
10 29
11 30
12 38
13 41
14 46
15 51
16 55
17 59
18 71
19 85
20 88
21 101
22 105
23 107
24 114
25 118
26 126
27 135
28 136
29 137
30 141
31 145
32 147
33 149
34 155
35 158
36 161
37 177
38 178
39 179
40 185
41 191
42 197
43 203
44 206
45 207
46 209
47 216
48 227
49 230
50 236
51 238
52 239
53 255
54 269
55 278
56 281
57 296

List of values

[3, 5, 6, 10, 11, 17, 20, 24, 26, 29, 30, 38, 41, 46, 51, 55, 59, 71, 85, 88, 101, 105, 107, 114, 118, 126, 135, 136, 137, 141, 145, 147, 149, 155, 158, 161, 177, 178, 179, 185, 191, 197, 203, 206, 207, 209, 216, 227, 230, 236, 238, 239, 255, 269, 278, 281, 296]