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.

A039502 Iterations of "n->n/2 if n even, n->3n-1 if n odd" (A001281) starting at these numbers reach 17.

Table of values

n a(n)
1 17
2 21
3 23
4 25
5 31
6 33
7 34
8 37
9 41
10 42
11 45
12 46
13 49
14 50
15 55
16 61
17 62
18 66
19 67
20 68
21 73
22 74
23 82
24 83
25 84
26 90
27 91
28 92
29 98
30 99
31 100
32 109
33 110
34 111
35 117
36 122
37 123
38 124
39 131
40 132
41 134
42 136
43 146
44 147
45 148
46 153
47 163
48 164
49 165
50 166
51 168
52 175
53 179
54 180
55 182
56 184
57 185
58 195
59 196

List of values

[17, 21, 23, 25, 31, 33, 34, 37, 41, 42, 45, 46, 49, 50, 55, 61, 62, 66, 67, 68, 73, 74, 82, 83, 84, 90, 91, 92, 98, 99, 100, 109, 110, 111, 117, 122, 123, 124, 131, 132, 134, 136, 146, 147, 148, 153, 163, 164, 165, 166, 168, 175, 179, 180, 182, 184, 185, 195, 196]

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

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