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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.

A069767 Signature-permutation of Catalan bijection "Knick".

Table of values

n a(n)
0 0
1 1
2 3
3 2
4 7
5 8
6 6
7 5
8 4
9 17
10 18
11 20
12 21
13 22
14 16
15 19
16 15
17 12
18 13
19 14
20 11
21 10
22 9
23 45
24 46
25 48
26 49
27 50
28 54
29 55
30 57
31 58
32 59
33 61
34 62
35 63
36 64
37 44
38 47
39 53
40 56
41 60
42 43
43 52
44 40
45 31
46 32
47 41
48 34
49 35
50 36
51 42
52 51
53 39
54 30
55 33
56 38
57 29
58 26
59 27
60 37
61 28
62 25
63 24
64 23
65 129
66 130
67 132
68 133
69 134

List of values

[0, 1, 3, 2, 7, 8, 6, 5, 4, 17, 18, 20, 21, 22, 16, 19, 15, 12, 13, 14, 11, 10, 9, 45, 46, 48, 49, 50, 54, 55, 57, 58, 59, 61, 62, 63, 64, 44, 47, 53, 56, 60, 43, 52, 40, 31, 32, 41, 34, 35, 36, 42, 51, 39, 30, 33, 38, 29, 26, 27, 37, 28, 25, 24, 23, 129, 130, 132, 133, 134]

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

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