cp's OEIS Frontend

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.

A065425 Smallest odd prime greater than n such that the decimal expansion of its base n conversion is also prime.

Table of values

n a(n)
2 3
3 67
4 5
5 13
6 7
7 17
8 11
9 37
10 11
11 31
12 13
13 29
14 17
15 41
16 17
17 37
18 19
19 41
20 23
21 53
22 23
23 113
24 31
25 53
26 29
27 109
28 29
29 61
30 31
31 71
32 41
33 89
34 37
35 73
36 37
37 83
38 41
39 89
40 41
41 109
42 43
43 89
44 47
45 101
46 47
47 97
48 61
49 101
50 53
51 113
52 53
53 109
54 61
55 113
56 59
57 137
58 59
59 127
60 61
61 131
62 71
63 137
64 67
65 139
66 67
67 137

List of values

[3, 67, 5, 13, 7, 17, 11, 37, 11, 31, 13, 29, 17, 41, 17, 37, 19, 41, 23, 53, 23, 113, 31, 53, 29, 109, 29, 61, 31, 71, 41, 89, 37, 73, 37, 83, 41, 89, 41, 109, 43, 89, 47, 101, 47, 97, 61, 101, 53, 113, 53, 109, 61, 113, 59, 137, 59, 127, 61, 131, 71, 137, 67, 139, 67, 137]

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

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