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.

A268711 Permutation of natural numbers: a(1) = 1, a(A268677(n)) = 2*a(n), a(A268678(n+1)) = 1+(2*a(n)).

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 7
6 4
7 11
8 15
9 6
10 10
11 9
12 14
13 8
14 22
15 23
16 31
17 30
18 13
19 21
20 19
21 12
22 29
23 17
24 20
25 18
26 45
27 47
28 28
29 16
30 44
31 63
32 61
33 46
34 27
35 62
36 43
37 39
38 60
39 26
40 25
41 59
42 35
43 42
44 38
45 24
46 58
47 41
48 37
49 34
50 91
51 40
52 95
53 57
54 36
55 90
56 33
57 89
58 94
59 127
60 123
61 56
62 32
63 88
64 93
65 55
66 125
67 126
68 122
69 87
70 79
71 92
72 121
73 54
74 53
75 51
76 124
77 86
78 78
79 120

List of values

[1, 2, 3, 5, 7, 4, 11, 15, 6, 10, 9, 14, 8, 22, 23, 31, 30, 13, 21, 19, 12, 29, 17, 20, 18, 45, 47, 28, 16, 44, 63, 61, 46, 27, 62, 43, 39, 60, 26, 25, 59, 35, 42, 38, 24, 58, 41, 37, 34, 91, 40, 95, 57, 36, 90, 33, 89, 94, 127, 123, 56, 32, 88, 93, 55, 125, 126, 122, 87, 79, 92, 121, 54, 53, 51, 124, 86, 78, 120]