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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.

A108077 Largest prime p such that p-1 divides n.

Table of values

n a(n)
1 2
2 3
3 2
4 5
5 2
6 7
7 2
8 5
9 2
10 11
11 2
12 13
13 2
14 3
15 2
16 17
17 2
18 19
19 2
20 11
21 2
22 23
23 2
24 13
25 2
26 3
27 2
28 29
29 2
30 31
31 2
32 17
33 2
34 3
35 2
36 37
37 2
38 3
39 2
40 41
41 2
42 43
43 2
44 23
45 2
46 47
47 2
48 17
49 2
50 11
51 2
52 53
53 2
54 19
55 2
56 29
57 2
58 59
59 2
60 61
61 2
62 3
63 2
64 17
65 2
66 67
67 2
68 5
69 2
70 71
71 2
72 73
73 2
74 3
75 2
76 5
77 2
78 79
79 2
80 41
81 2
82 83
83 2
84 43

List of values

[2, 3, 2, 5, 2, 7, 2, 5, 2, 11, 2, 13, 2, 3, 2, 17, 2, 19, 2, 11, 2, 23, 2, 13, 2, 3, 2, 29, 2, 31, 2, 17, 2, 3, 2, 37, 2, 3, 2, 41, 2, 43, 2, 23, 2, 47, 2, 17, 2, 11, 2, 53, 2, 19, 2, 29, 2, 59, 2, 61, 2, 3, 2, 17, 2, 67, 2, 5, 2, 71, 2, 73, 2, 3, 2, 5, 2, 79, 2, 41, 2, 83, 2, 43]

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