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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.

A230070 a(n) is the number of odious integers (A000069) not exceeding n and respectively prime to n.

Table of values

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

List of values

[1, 1, 2, 1, 3, 1, 3, 2, 5, 2, 5, 3, 6, 3, 8, 4, 9, 4, 9, 5, 8, 5, 12, 5, 12, 6, 13, 5, 15, 5, 15, 8, 14, 8, 12, 8, 18, 9, 17, 8, 20, 8, 22, 10, 19, 11, 23, 11, 18, 11, 24, 12, 27, 12, 21, 10, 25, 14, 29, 11, 30, 15, 24, 16, 26, 13, 33, 17, 32, 12, 36, 16, 36]

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