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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.

A283896 Relative of Hofstadter Q-sequence: a(-88) = 89, a(-87) = 2; thereafter a(n) = a(n-a(n-1)) + a(n-a(n-2)).

Table of values

n a(n)
1 91
2 2
3 180
4 2
5 180
6 2
7 180
8 2
9 180
10 2
11 180
12 2
13 180
14 2
15 180
16 2
17 180
18 2
19 180
20 2
21 180
22 2
23 180
24 2
25 180
26 2
27 180
28 2
29 180
30 2
31 180
32 2
33 180
34 2
35 180
36 2
37 180
38 2
39 180
40 2
41 180
42 2
43 180
44 2
45 180
46 2
47 180
48 2
49 180
50 2
51 180
52 2
53 180
54 2
55 180
56 2
57 180
58 2
59 180
60 2
61 180
62 2
63 180
64 2
65 180
66 2
67 180
68 2
69 180
70 2
71 180
72 2
73 180
74 2
75 180

List of values

[91, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180, 2, 180]

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