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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.

A110654 a(n) = ceiling(n/2), or: a(2*k) = k, a(2*k+1) = k+1.

Table of values

n a(n)
0 0
1 1
2 1
3 2
4 2
5 3
6 3
7 4
8 4
9 5
10 5
11 6
12 6
13 7
14 7
15 8
16 8
17 9
18 9
19 10
20 10
21 11
22 11
23 12
24 12
25 13
26 13
27 14
28 14
29 15
30 15
31 16
32 16
33 17
34 17
35 18
36 18
37 19
38 19
39 20
40 20
41 21
42 21
43 22
44 22
45 23
46 23
47 24
48 24
49 25
50 25
51 26
52 26
53 27
54 27
55 28
56 28
57 29
58 29
59 30
60 30
61 31
62 31
63 32
64 32
65 33
66 33
67 34
68 34
69 35
70 35
71 36
72 36
73 37
74 37
75 38

List of values

[0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38]

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