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.

A075824 Odd numbers that cannot be expressed as 2^k - 3^m where k and m are integers.

Table of values

n a(n)
1 9
2 11
3 17
4 19
5 21
6 25
7 27
8 33
9 35
10 39
11 41
12 43
13 45
14 49
15 51
16 53
17 57
18 59
19 65
20 67
21 69
22 71
23 73
24 75
25 77
26 79
27 81
28 83
29 85
30 87
31 89
32 91
33 93
34 95
35 97
36 99
37 103
38 105
39 107
40 109
41 111
42 113
43 115
44 117
45 121
46 123
47 129
48 131
49 133
50 135
51 137
52 139
53 141
54 143
55 145
56 147
57 149
58 151
59 153
60 155
61 157

List of values

[9, 11, 17, 19, 21, 25, 27, 33, 35, 39, 41, 43, 45, 49, 51, 53, 57, 59, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 103, 105, 107, 109, 111, 113, 115, 117, 121, 123, 129, 131, 133, 135, 137, 139, 141, 143, 145, 147, 149, 151, 153, 155, 157]

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

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