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.

A114557 a(2n-1) = 2*(p-1) and a(2n) = p + 3, where p=prime(n).

Table of values

n a(n)
1 2
2 5
3 4
4 6
5 8
6 8
7 12
8 10
9 20
10 14
11 24
12 16
13 32
14 20
15 36
16 22
17 44
18 26
19 56
20 32
21 60
22 34
23 72
24 40
25 80
26 44
27 84
28 46
29 92
30 50
31 104
32 56
33 116
34 62
35 120
36 64
37 132
38 70
39 140
40 74
41 144
42 76
43 156
44 82
45 164
46 86
47 176
48 92
49 192
50 100
51 200
52 104
53 204
54 106
55 212
56 110
57 216
58 112
59 224
60 116
61 252
62 130
63 260
64 134

List of values

[2, 5, 4, 6, 8, 8, 12, 10, 20, 14, 24, 16, 32, 20, 36, 22, 44, 26, 56, 32, 60, 34, 72, 40, 80, 44, 84, 46, 92, 50, 104, 56, 116, 62, 120, 64, 132, 70, 140, 74, 144, 76, 156, 82, 164, 86, 176, 92, 192, 100, 200, 104, 204, 106, 212, 110, 216, 112, 224, 116, 252, 130, 260, 134]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.