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.

A089866 Permutation of natural numbers induced by Catalan Automorphism *A089866 acting on the parenthesizations/binary trees encoded by A014486/A063171.

Table of values

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

List of values

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

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

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