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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.

A131004 Signature permutation of a Catalan automorphism: row 13 of A122287.

Table of values

n a(n)
0 0
1 1
2 3
3 2
4 7
5 6
6 8
7 5
8 4
9 17
10 16
11 18
12 15
13 14
14 22
15 19
16 21
17 12
18 11
19 20
20 13
21 10
22 9
23 45
24 44
25 46
26 43
27 42
28 50
29 47
30 49
31 40
32 39
33 48
34 41
35 38
36 37
37 62
38 60
39 63
40 52
41 51
42 64
43 56
44 58
45 31
46 30
47 57
48 32
49 29
50 28
51 61
52 53
53 59
54 36
55 33
56 55
57 35
58 26
59 25
60 54
61 34
62 27
63 24
64 23
65 129
66 128
67 130
68 127
69 126

List of values

[0, 1, 3, 2, 7, 6, 8, 5, 4, 17, 16, 18, 15, 14, 22, 19, 21, 12, 11, 20, 13, 10, 9, 45, 44, 46, 43, 42, 50, 47, 49, 40, 39, 48, 41, 38, 37, 62, 60, 63, 52, 51, 64, 56, 58, 31, 30, 57, 32, 29, 28, 61, 53, 59, 36, 33, 55, 35, 26, 25, 54, 34, 27, 24, 23, 129, 128, 130, 127, 126]

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

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