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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.

A119320 Difference between 10^n and the largest n-digit semiprime.

Table of values

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

List of values

[1, 5, 2, 2, 2, 3, 2, 3, 9, 3, 3, 3, 11, 3, 2, 6, 11, 7, 9, 17, 3, 3, 11, 3, 3, 17, 5, 5, 9, 33, 11, 17, 17, 3, 11, 41, 39, 11, 29, 7, 11, 6, 21, 11, 17, 17, 9, 17, 11, 7, 11, 83, 49, 3, 2, 11, 3, 38, 23, 7, 11, 14, 9, 33, 3, 11, 11, 11, 31, 66, 9, 47, 21, 17, 29]

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