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.

A181978 Indices of primes in A181938.

Table of values

n a(n)
1 4
2 6
3 8
4 14
5 25
6 27
7 29
8 31
9 34
10 42
11 44
12 50
13 53
14 61
15 63
16 65
17 70
18 78
19 80
20 82
21 88
22 90
23 93
24 95
25 117
26 125
27 127
28 136
29 138
30 141
31 143
32 145
33 147
34 149
35 151
36 153
37 155
38 157
39 159
40 163
41 172
42 177
43 183
44 191
45 193
46 207
47 213
48 224
49 226
50 229
51 235
52 237
53 247
54 249
55 251
56 254
57 266

List of values

[4, 6, 8, 14, 25, 27, 29, 31, 34, 42, 44, 50, 53, 61, 63, 65, 70, 78, 80, 82, 88, 90, 93, 95, 117, 125, 127, 136, 138, 141, 143, 145, 147, 149, 151, 153, 155, 157, 159, 163, 172, 177, 183, 191, 193, 207, 213, 224, 226, 229, 235, 237, 247, 249, 251, 254, 266]