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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.

A225941 Smallest k such that k*6^n-1 is prime.

Table of values

n a(n)
1 1
2 2
3 2
4 2
5 2
6 3
7 5
8 13
9 3
10 19
11 5
12 2
13 3
14 28
15 12
16 2
17 15
18 19
19 19
20 20
21 7
22 13
23 5
24 3
25 4
26 2
27 2
28 7
29 42
30 7
31 4
32 7
33 5
34 34
35 8
36 2
37 78
38 13
39 12
40 2
41 3
42 24
43 4
44 12
45 2
46 37
47 30
48 5
49 2
50 28
51 12
52 2
53 2
54 35
55 59
56 58
57 15
58 65
59 82
60 28
61 32
62 60
63 10
64 48
65 8
66 14
67 23
68 5
69 32
70 18
71 3
72 80
73 28
74 12
75 2

List of values

[1, 2, 2, 2, 2, 3, 5, 13, 3, 19, 5, 2, 3, 28, 12, 2, 15, 19, 19, 20, 7, 13, 5, 3, 4, 2, 2, 7, 42, 7, 4, 7, 5, 34, 8, 2, 78, 13, 12, 2, 3, 24, 4, 12, 2, 37, 30, 5, 2, 28, 12, 2, 2, 35, 59, 58, 15, 65, 82, 28, 32, 60, 10, 48, 8, 14, 23, 5, 32, 18, 3, 80, 28, 12, 2]

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