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.

A240108 Numbers with primitive root 20.

Table of values

n a(n)
1 3
2 9
3 13
4 17
5 23
6 27
7 37
8 43
9 47
10 53
11 67
12 73
13 81
14 83
15 103
16 107
17 113
18 137
19 157
20 163
21 167
22 169
23 173
24 223
25 227
26 233
27 243
28 257
29 263
30 277
31 283
32 289
33 293
34 313
35 317
36 337
37 347
38 353
39 367
40 383
41 397
42 433
43 443
44 463
45 467
46 487
47 503
48 529
49 547
50 557
51 563
52 587
53 593
54 607

List of values

[3, 9, 13, 17, 23, 27, 37, 43, 47, 53, 67, 73, 81, 83, 103, 107, 113, 137, 157, 163, 167, 169, 173, 223, 227, 233, 243, 257, 263, 277, 283, 289, 293, 313, 317, 337, 347, 353, 367, 383, 397, 433, 443, 463, 467, 487, 503, 529, 547, 557, 563, 587, 593, 607]