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.

A111238 Indices k where A109890(k) is prime.

Table of values

n a(n)
1 2
2 3
3 9
4 22
5 23
6 24
7 31
8 39
9 40
10 43
11 44
12 47
13 48
14 49
15 50
16 58
17 59
18 66
19 67
20 70
21 76
22 81
23 84
24 88
25 89
26 97
27 98
28 100
29 119
30 122
31 123
32 130
33 131
34 138
35 139
36 144
37 145
38 150
39 151
40 152
41 163
42 168
43 174
44 178
45 179
46 185
47 197
48 200
49 204
50 207
51 217
52 218
53 221
54 225
55 226
56 227

List of values

[2, 3, 9, 22, 23, 24, 31, 39, 40, 43, 44, 47, 48, 49, 50, 58, 59, 66, 67, 70, 76, 81, 84, 88, 89, 97, 98, 100, 119, 122, 123, 130, 131, 138, 139, 144, 145, 150, 151, 152, 163, 168, 174, 178, 179, 185, 197, 200, 204, 207, 217, 218, 221, 225, 226, 227]