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.

A286714 Difference phi(p-1) - phi(p+1) for lesser of twin primes.

Table of values

n a(n)
1 -1
2 0
3 0
4 2
5 4
6 4
7 12
8 0
9 8
10 16
11 20
12 32
13 40
14 8
15 24
16 40
17 32
18 60
19 4
20 24
21 60
22 84
23 24
24 56
25 24
26 136
27 104
28 36
29 44
30 116
31 184
32 48
33 84
34 184
35 68
36 252
37 72
38 280
39 68
40 144
41 56
42 292
43 140
44 192
45 120
46 338
47 276
48 120
49 144
50 262
51 192
52 376
53 120
54 268
55 192
56 236
57 64
58 168
59 240
60 492
61 348
62 388

List of values

[-1, 0, 0, 2, 4, 4, 12, 0, 8, 16, 20, 32, 40, 8, 24, 40, 32, 60, 4, 24, 60, 84, 24, 56, 24, 136, 104, 36, 44, 116, 184, 48, 84, 184, 68, 252, 72, 280, 68, 144, 56, 292, 140, 192, 120, 338, 276, 120, 144, 262, 192, 376, 120, 268, 192, 236, 64, 168, 240, 492, 348, 388]