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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.

A283622 a(n) = smallest k > n + 1 not of the form p + n^x with p prime, where gcd(k, n) = 1 and gcd(k-1, n-1) = 1.

Table of values

n a(n)
2 127
3 328
4 149
5 26
6 127
7 254
8 17
9 34
10 59
11 50
12 37
13 134
14 23
15 136
16 65
17 26
18 43
19 96
20 29
21 142
22 47
23 50
24 49
25 116
26 35
27 52
28 53
29 56
30 79
31 122
32 41
33 58
34 59
35 92
36 157
37 86
38 47
39 64
40 89
41 50
42 67
43 186
44 53
45 94
46 95
47 56
48 73
49 134
50 59
51 100
52 77
53 78
54 79
55 146
56 65
57 82
58 83
59 86
60 109
61 204
62 71

List of values

[127, 328, 149, 26, 127, 254, 17, 34, 59, 50, 37, 134, 23, 136, 65, 26, 43, 96, 29, 142, 47, 50, 49, 116, 35, 52, 53, 56, 79, 122, 41, 58, 59, 92, 157, 86, 47, 64, 89, 50, 67, 186, 53, 94, 95, 56, 73, 134, 59, 100, 77, 78, 79, 146, 65, 82, 83, 86, 109, 204, 71]

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

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