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.

A075884 Image of n at the second step of the 3x+1 algorithm.

Table of values

n a(n)
1 2
2 4
3 5
4 1
5 8
6 10
7 11
8 2
9 14
10 16
11 17
12 3
13 20
14 22
15 23
16 4
17 26
18 28
19 29
20 5
21 32
22 34
23 35
24 6
25 38
26 40
27 41
28 7
29 44
30 46
31 47
32 8
33 50
34 52
35 53
36 9
37 56
38 58
39 59
40 10
41 62
42 64
43 65
44 11
45 68
46 70
47 71
48 12
49 74
50 76
51 77
52 13
53 80
54 82
55 83
56 14
57 86
58 88
59 89
60 15
61 92
62 94
63 95
64 16
65 98
66 100
67 101
68 17
69 104
70 106
71 107

List of values

[2, 4, 5, 1, 8, 10, 11, 2, 14, 16, 17, 3, 20, 22, 23, 4, 26, 28, 29, 5, 32, 34, 35, 6, 38, 40, 41, 7, 44, 46, 47, 8, 50, 52, 53, 9, 56, 58, 59, 10, 62, 64, 65, 11, 68, 70, 71, 12, 74, 76, 77, 13, 80, 82, 83, 14, 86, 88, 89, 15, 92, 94, 95, 16, 98, 100, 101, 17, 104, 106, 107]

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

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