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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.

A127291 Signature-permutation of Elizalde's and Deutsch's 2003 bijection for Dyck paths.

Table of values

n a(n)
0 0
1 1
2 3
3 2
4 6
5 7
6 8
7 5
8 4
9 15
10 18
11 14
12 16
13 17
14 20
15 22
16 19
17 11
18 12
19 21
20 13
21 10
22 9
23 39
24 47
25 40
26 48
27 50
28 41
29 49
30 38
31 43
32 46
33 37
34 42
35 44
36 45
37 53
38 60
39 54
40 61
41 63
42 55
43 62
44 52
45 29
46 32
47 51
48 28
49 30
50 31
51 59
52 64
53 57
54 34
55 36
56 56
57 33
58 25
59 26
60 58
61 35
62 27
63 24
64 23
65 113
66 136
67 116
68 139
69 146

List of values

[0, 1, 3, 2, 6, 7, 8, 5, 4, 15, 18, 14, 16, 17, 20, 22, 19, 11, 12, 21, 13, 10, 9, 39, 47, 40, 48, 50, 41, 49, 38, 43, 46, 37, 42, 44, 45, 53, 60, 54, 61, 63, 55, 62, 52, 29, 32, 51, 28, 30, 31, 59, 64, 57, 34, 36, 56, 33, 25, 26, 58, 35, 27, 24, 23, 113, 136, 116, 139, 146]

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

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