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.

A015827 Numbers k such that phi(k + 9) | sigma(k).

Table of values

n a(n)
1 3
2 5
3 7
4 10
5 15
6 21
7 24
8 30
9 31
10 33
11 42
12 47
13 57
14 69
15 78
16 79
17 93
18 102
19 114
20 127
21 129
22 135
23 145
24 161
25 174
26 177
27 186
28 210
29 213
30 216
31 223
32 231
33 237
34 238
35 239
36 249
37 258
38 264
39 270
40 282
41 297
42 309
43 318
44 355
45 367
46 371
47 376
48 393
49 399
50 402
51 417
52 418
53 435
54 438
55 455
56 456

List of values

[3, 5, 7, 10, 15, 21, 24, 30, 31, 33, 42, 47, 57, 69, 78, 79, 93, 102, 114, 127, 129, 135, 145, 161, 174, 177, 186, 210, 213, 216, 223, 231, 237, 238, 239, 249, 258, 264, 270, 282, 297, 309, 318, 355, 367, 371, 376, 393, 399, 402, 417, 418, 435, 438, 455, 456]