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.

A020938 Greatest k such that (k-th prime) < (8 times n-th prime).

Table of values

n a(n)
1 6
2 9
3 12
4 16
5 23
6 27
7 32
8 36
9 42
10 50
11 53
12 62
13 66
14 68
15 74
16 82
17 91
18 93
19 99
20 103
21 106
22 115
23 121
24 127
25 137
26 139
27 143
28 147
29 150
30 154
31 170
32 175
33 183
34 186
35 195
36 197
37 204
38 213
39 217
40 221
41 226
42 229
43 241
44 243
45 248
46 250
47 263
48 276
49 280
50 282
51 284
52 292
53 293
54 304
55 310
56 317

List of values

[6, 9, 12, 16, 23, 27, 32, 36, 42, 50, 53, 62, 66, 68, 74, 82, 91, 93, 99, 103, 106, 115, 121, 127, 137, 139, 143, 147, 150, 154, 170, 175, 183, 186, 195, 197, 204, 213, 217, 221, 226, 229, 241, 243, 248, 250, 263, 276, 280, 282, 284, 292, 293, 304, 310, 317]