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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.

A131002 Signature permutation of a Catalan automorphism: row 20 of A122287.

Table of values

n a(n)
0 0
1 1
2 3
3 2
4 7
5 8
6 4
7 6
8 5
9 18
10 20
11 22
12 17
13 21
14 10
15 11
16 14
17 19
18 16
19 9
20 15
21 12
22 13
23 50
24 49
25 57
26 55
27 61
28 63
29 58
30 48
31 54
32 45
33 64
34 46
35 59
36 62
37 27
38 26
39 30
40 29
41 33
42 38
43 39
44 51
45 56
46 60
47 42
48 44
49 53
50 47
51 23
52 28
53 37
54 52
55 43
56 24
57 40
58 32
59 34
60 25
61 41
62 36
63 31
64 35
65 147
66 142
67 146
68 148
69 143

List of values

[0, 1, 3, 2, 7, 8, 4, 6, 5, 18, 20, 22, 17, 21, 10, 11, 14, 19, 16, 9, 15, 12, 13, 50, 49, 57, 55, 61, 63, 58, 48, 54, 45, 64, 46, 59, 62, 27, 26, 30, 29, 33, 38, 39, 51, 56, 60, 42, 44, 53, 47, 23, 28, 37, 52, 43, 24, 40, 32, 34, 25, 41, 36, 31, 35, 147, 142, 146, 148, 143]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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