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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.

A249041 Number of odd terms in first n terms of A249039.

Table of values

n a(n)
1 1
2 1
3 1
4 2
5 3
6 4
7 4
8 5
9 5
10 5
11 5
12 5
13 6
14 6
15 6
16 7
17 8
18 8
19 9
20 10
21 11
22 12
23 13
24 13
25 14
26 15
27 16
28 16
29 17
30 17
31 17
32 18
33 19
34 19
35 20
36 20
37 20
38 20
39 21
40 21
41 21
42 21
43 21
44 21
45 21
46 22
47 22
48 22
49 22
50 22
51 23
52 23
53 23
54 24
55 25
56 25
57 26
58 26
59 26
60 26
61 27
62 27
63 27
64 28
65 29
66 29
67 30
68 31
69 32
70 32
71 33
72 33
73 33
74 34
75 35
76 35
77 36

List of values

[1, 1, 1, 2, 3, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 7, 8, 8, 9, 10, 11, 12, 13, 13, 14, 15, 16, 16, 17, 17, 17, 18, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 23, 23, 23, 24, 25, 25, 26, 26, 26, 26, 27, 27, 27, 28, 29, 29, 30, 31, 32, 32, 33, 33, 33, 34, 35, 35, 36]

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