cp's OEIS Frontend

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.

A073269 Permutation of natural numbers induced by Catalan Automorphism *A073269 acting on the binary trees/parenthesizations encoded by A014486/A063171.

Table of values

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

List of values

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

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

Content is available under The OEIS End-User License Agreement.