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.

A271499 Positive numbers n such that the number of 1's in the binary expansion of n is not a power of 2.

Table of values

n a(n)
1 7
2 11
3 13
4 14
5 19
6 21
7 22
8 25
9 26
10 28
11 31
12 35
13 37
14 38
15 41
16 42
17 44
18 47
19 49
20 50
21 52
22 55
23 56
24 59
25 61
26 62
27 63
28 67
29 69
30 70
31 73
32 74
33 76
34 79
35 81
36 82
37 84
38 87
39 88
40 91
41 93
42 94
43 95
44 97
45 98
46 100
47 103
48 104
49 107
50 109
51 110
52 111
53 112
54 115
55 117
56 118
57 119
58 121
59 122
60 123
61 124
62 125
63 126
64 127
65 131
66 133
67 134
68 137
69 138
70 140

List of values

[7, 11, 13, 14, 19, 21, 22, 25, 26, 28, 31, 35, 37, 38, 41, 42, 44, 47, 49, 50, 52, 55, 56, 59, 61, 62, 63, 67, 69, 70, 73, 74, 76, 79, 81, 82, 84, 87, 88, 91, 93, 94, 95, 97, 98, 100, 103, 104, 107, 109, 110, 111, 112, 115, 117, 118, 119, 121, 122, 123, 124, 125, 126, 127, 131, 133, 134, 137, 138, 140]