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.

A001969 Evil numbers: nonnegative integers with an even number of 1's in their binary expansion.

Table of values

n a(n)
1 0
2 3
3 5
4 6
5 9
6 10
7 12
8 15
9 17
10 18
11 20
12 23
13 24
14 27
15 29
16 30
17 33
18 34
19 36
20 39
21 40
22 43
23 45
24 46
25 48
26 51
27 53
28 54
29 57
30 58
31 60
32 63
33 65
34 66
35 68
36 71
37 72
38 75
39 77
40 78
41 80
42 83
43 85
44 86
45 89
46 90
47 92
48 95
49 96
50 99
51 101
52 102
53 105
54 106
55 108
56 111
57 113
58 114
59 116
60 119
61 120
62 123
63 125
64 126
65 129

List of values

[0, 3, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 24, 27, 29, 30, 33, 34, 36, 39, 40, 43, 45, 46, 48, 51, 53, 54, 57, 58, 60, 63, 65, 66, 68, 71, 72, 75, 77, 78, 80, 83, 85, 86, 89, 90, 92, 95, 96, 99, 101, 102, 105, 106, 108, 111, 113, 114, 116, 119, 120, 123, 125, 126, 129]

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

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