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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.

A378157 The least prime dividing !n = A000166(n).

Table of values

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

List of values

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

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