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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.

A165991 Numbers n such that 3 + 2^n is not prime.

Table of values

n a(n)
1 0
2 5
3 8
4 9
5 10
6 11
7 13
8 14
9 17
10 19
11 20
12 21
13 22
14 23
15 24
16 25
17 26
18 27
19 29
20 31
21 32
22 33
23 34
24 35
25 36
26 37
27 38
28 39
29 40
30 41
31 42
32 43
33 44
34 45
35 46
36 47
37 48
38 49
39 50
40 51
41 52
42 53
43 54
44 56
45 57
46 58
47 59
48 60
49 61
50 62
51 63
52 64
53 65
54 66
55 68
56 69
57 70
58 71
59 72
60 73
61 74
62 75
63 76
64 77
65 78
66 79
67 80
68 81
69 82
70 83
71 85
72 86
73 87

List of values

[0, 5, 8, 9, 10, 11, 13, 14, 17, 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 85, 86, 87]

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

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