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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.

A073290 Permutation A069767 applied twice ("squared").

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 5
5 4
6 6
7 8
8 7
9 12
10 13
11 11
12 10
13 9
14 15
15 14
16 19
17 21
18 22
19 16
20 20
21 18
22 17
23 31
24 32
25 34
26 35
27 36
28 30
29 33
30 29
31 26
32 27
33 28
34 25
35 24
36 23
37 40
38 41
39 39
40 38
41 37
42 52
43 51
44 56
45 58
46 59
47 60
48 62
49 63
50 64
51 43
52 42
53 53
54 57
55 61
56 47
57 55
58 49
59 50
60 44
61 54
62 48
63 46
64 45
65 87
66 88
67 90
68 91
69 92
70 96
71 97

List of values

[0, 1, 2, 3, 5, 4, 6, 8, 7, 12, 13, 11, 10, 9, 15, 14, 19, 21, 22, 16, 20, 18, 17, 31, 32, 34, 35, 36, 30, 33, 29, 26, 27, 28, 25, 24, 23, 40, 41, 39, 38, 37, 52, 51, 56, 58, 59, 60, 62, 63, 64, 43, 42, 53, 57, 61, 47, 55, 49, 50, 44, 54, 48, 46, 45, 87, 88, 90, 91, 92, 96, 97]

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