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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.

A283903 Relative of Hofstadter Q-sequence.

Table of values

n a(n)
1 11
2 20
3 6
4 6
5 6
6 20
7 11
8 20
9 6
10 6
11 6
12 20
13 11
14 6
15 12
16 12
17 12
18 20
19 11
20 6
21 18
22 18
23 12
24 40
25 11
26 12
27 24
28 18
29 12
30 40
31 11
32 18
33 30
34 18
35 18
36 40
37 11
38 24
39 30
40 18
41 18
42 80
43 11
44 30
45 30
46 24
47 24
48 80
49 11
50 30
51 36
52 30
53 24
54 80
55 11
56 30
57 48
58 24
59 24
60 80
61 11
62 36
63 54
64 24
65 24
66 160
67 11
68 48
69 42
70 36
71 30
72 120
73 11
74 54
75 42

List of values

[11, 20, 6, 6, 6, 20, 11, 20, 6, 6, 6, 20, 11, 6, 12, 12, 12, 20, 11, 6, 18, 18, 12, 40, 11, 12, 24, 18, 12, 40, 11, 18, 30, 18, 18, 40, 11, 24, 30, 18, 18, 80, 11, 30, 30, 24, 24, 80, 11, 30, 36, 30, 24, 80, 11, 30, 48, 24, 24, 80, 11, 36, 54, 24, 24, 160, 11, 48, 42, 36, 30, 120, 11, 54, 42]

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