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.

A078762 Numbers n such that n + sigma(n) is prime.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 8
7 11
8 16
9 21
10 23
11 27
12 29
13 35
14 36
15 41
16 53
17 55
18 57
19 63
20 64
21 65
22 75
23 77
24 83
25 85
26 89
27 98
28 100
29 111
30 113
31 119
32 125
33 128
34 131
35 133
36 143
37 144
38 155
39 161
40 171
41 173
42 179
43 183
44 189
45 191
46 203
47 205
48 209
49 215
50 233
51 235
52 237
53 239
54 242
55 243
56 245
57 251
58 253
59 259
60 275

List of values

[1, 2, 3, 4, 5, 8, 11, 16, 21, 23, 27, 29, 35, 36, 41, 53, 55, 57, 63, 64, 65, 75, 77, 83, 85, 89, 98, 100, 111, 113, 119, 125, 128, 131, 133, 143, 144, 155, 161, 171, 173, 179, 183, 189, 191, 203, 205, 209, 215, 233, 235, 237, 239, 242, 243, 245, 251, 253, 259, 275]