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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.

A054507 Log_b 4 where b is smallest primitive root (A001918) mod n-th prime.

Table of values

n a(n)
3 2
4 4
5 2
6 2
7 12
8 2
9 4
10 2
11 18
12 2
13 12
14 12
15 36
16 2
17 2
18 2
19 2
20 12
21 16
22 8
23 2
24 32
25 68
26 2
27 88
28 2
29 6
30 24
31 18
32 2
33 20
34 2
35 2
36 140
37 126
38 2
39 80
40 2
41 2
42 2
43 88
44 68
45 2
46 14
47 2
48 138
49 2
50 42
51 144
52 132
53 140
54 220
55 96
56 118
57 2
58 38
59 18
60 128
61 36
62 2
63 186
64 44
65 236
66 2
67 242
68 272
69 2
70 2
71 328
72 270
73 218
74 2
75 2
76 268
77 2

List of values

[2, 4, 2, 2, 12, 2, 4, 2, 18, 2, 12, 12, 36, 2, 2, 2, 2, 12, 16, 8, 2, 32, 68, 2, 88, 2, 6, 24, 18, 2, 20, 2, 2, 140, 126, 2, 80, 2, 2, 2, 88, 68, 2, 14, 2, 138, 2, 42, 144, 132, 140, 220, 96, 118, 2, 38, 18, 128, 36, 2, 186, 44, 236, 2, 242, 272, 2, 2, 328, 270, 218, 2, 2, 268, 2]

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