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.

A118956 Numbers that cannot be written as 2^k + p with p prime < 2^k.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 8
7 9
8 12
9 14
10 16
11 17
12 20
13 22
14 24
15 25
16 26
17 28
18 30
19 31
20 32
21 33
22 36
23 38
24 40
25 41
26 42
27 44
28 46
29 47
30 48
31 50
32 52
33 53
34 54
35 56
36 57
37 58
38 59
39 60
40 62
41 64
42 65
43 68
44 70
45 72
46 73
47 74
48 76
49 78
50 79
51 80
52 82
53 84
54 85
55 86
56 88
57 89
58 90
59 91
60 92
61 94
62 96
63 97
64 98
65 99
66 100
67 102
68 103
69 104
70 106

List of values

[1, 2, 3, 4, 5, 8, 9, 12, 14, 16, 17, 20, 22, 24, 25, 26, 28, 30, 31, 32, 33, 36, 38, 40, 41, 42, 44, 46, 47, 48, 50, 52, 53, 54, 56, 57, 58, 59, 60, 62, 64, 65, 68, 70, 72, 73, 74, 76, 78, 79, 80, 82, 84, 85, 86, 88, 89, 90, 91, 92, 94, 96, 97, 98, 99, 100, 102, 103, 104, 106]

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

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