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.

A363700 a(n) = phi(2*prime(n)+1).

Table of values

n a(n)
1 4
2 6
3 10
4 8
5 22
6 18
7 24
8 24
9 46
10 58
11 36
12 40
13 82
14 56
15 72
16 106
17 96
18 80
19 72
20 120
21 84
22 104
23 166
24 178
25 96
26 168
27 132
28 168
29 144
30 226
31 128
32 262
33 200
34 180
35 264
36 200
37 144
38 216
39 264
40 346
41 358
42 220
43 382
44 252
45 312
46 216
47 276
48 296
49 288
50 288
51 466
52 478
53 264
54 502
55 408
56 480
57 420
58 360
59 288
60 562

List of values

[4, 6, 10, 8, 22, 18, 24, 24, 46, 58, 36, 40, 82, 56, 72, 106, 96, 80, 72, 120, 84, 104, 166, 178, 96, 168, 132, 168, 144, 226, 128, 262, 200, 180, 264, 200, 144, 216, 264, 346, 358, 220, 382, 252, 312, 216, 276, 296, 288, 288, 466, 478, 264, 502, 408, 480, 420, 360, 288, 562]