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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.

A122138 Indices k such that A122136(k) is a prime.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 6
6 8
7 10
8 11
9 12
10 14
11 15
12 18
13 20
14 22
15 23
16 26
17 27
18 32
19 36
20 38
21 39
22 40
23 44
24 47
25 48
26 50
27 51
28 52
29 54
30 55
31 56
32 58
33 59
34 60
35 64
36 66
37 68
38 71
39 72
40 74
41 76
42 78
43 80
44 83
45 84
46 86
47 88
48 89
49 90
50 92
51 94
52 95
53 96
54 98
55 100
56 102
57 103
58 107
59 108
60 110
61 112
62 114
63 116
64 118
65 120
66 122
67 126

List of values

[1, 2, 3, 4, 6, 8, 10, 11, 12, 14, 15, 18, 20, 22, 23, 26, 27, 32, 36, 38, 39, 40, 44, 47, 48, 50, 51, 52, 54, 55, 56, 58, 59, 60, 64, 66, 68, 71, 72, 74, 76, 78, 80, 83, 84, 86, 88, 89, 90, 92, 94, 95, 96, 98, 100, 102, 103, 107, 108, 110, 112, 114, 116, 118, 120, 122, 126]

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

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