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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.

A272304 Position of the first n-digit prime occurring in the decimal expansion of e.

Table of values

n a(n)
1 1
2 2
3 1
4 15
5 25
6 13
7 1
8 65
9 20
10 100
11 38
12 54
13 8
14 48
15 40
16 41
17 9
18 83
19 152
20 19
21 52
22 6
23 16
24 66
25 4
26 4
27 69
28 25
29 28
30 7
31 97
32 174
33 4
34 48
35 127
36 11
37 40
38 58
39 48
40 69
41 45
42 40
43 34
44 119
45 6
46 7
47 92
48 61
49 2
50 40
51 138
52 105
53 332
54 28
55 70
56 322
57 62
58 231
59 78
60 339
61 245
62 66
63 49
64 439
65 298

List of values

[1, 2, 1, 15, 25, 13, 1, 65, 20, 100, 38, 54, 8, 48, 40, 41, 9, 83, 152, 19, 52, 6, 16, 66, 4, 4, 69, 25, 28, 7, 97, 174, 4, 48, 127, 11, 40, 58, 48, 69, 45, 40, 34, 119, 6, 7, 92, 61, 2, 40, 138, 105, 332, 28, 70, 322, 62, 231, 78, 339, 245, 66, 49, 439, 298]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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