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.

A269388 Permutation of natural numbers: a(1) = 0, after which, a(2n) = 1 + 2*a(n), a(2n+1) = 2 * a(A269380(n)).

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 8
8 7
9 6
10 9
11 16
12 11
13 32
14 17
15 10
16 15
17 64
18 13
19 12
20 19
21 14
22 33
23 128
24 23
25 256
26 65
27 18
28 35
29 512
30 21
31 24
32 31
33 22
34 129
35 20
36 27
37 1024
38 25
39 34
40 39
41 2048
42 29
43 4096
44 67
45 30
46 257
47 8192
48 47
49 28
50 513
51 26
52 131
53 16384
54 37
55 48
56 71
57 38
58 1025
59 40
60 43
61 32768
62 49
63 66
64 63
65 36
66 45
67 65536
68 259
69 46
70 41
71 131072
72 55
73 96
74 2049
75 130
76 51
77 262144
78 69
79 44

List of values

[0, 1, 2, 3, 4, 5, 8, 7, 6, 9, 16, 11, 32, 17, 10, 15, 64, 13, 12, 19, 14, 33, 128, 23, 256, 65, 18, 35, 512, 21, 24, 31, 22, 129, 20, 27, 1024, 25, 34, 39, 2048, 29, 4096, 67, 30, 257, 8192, 47, 28, 513, 26, 131, 16384, 37, 48, 71, 38, 1025, 40, 43, 32768, 49, 66, 63, 36, 45, 65536, 259, 46, 41, 131072, 55, 96, 2049, 130, 51, 262144, 69, 44]