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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.

A225570 The greedy smallest infinite reverse Collatz (3x+1) sequence.

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 16
6 5
7 10
8 20
9 40
10 13
11 26
12 52
13 17
14 34
15 11
16 22
17 7
18 14
19 28
20 56
21 112
22 37
23 74
24 148
25 49
26 98
27 196
28 65
29 130
30 43
31 86
32 172
33 344
34 688
35 229
36 458
37 916
38 305
39 610
40 203
41 406
42 812
43 1624
44 541
45 1082
46 2164
47 721
48 1442
49 2884
50 961
51 1922
52 3844
53 7688
54 15376
55 5125
56 10250

List of values

[1, 2, 4, 8, 16, 5, 10, 20, 40, 13, 26, 52, 17, 34, 11, 22, 7, 14, 28, 56, 112, 37, 74, 148, 49, 98, 196, 65, 130, 43, 86, 172, 344, 688, 229, 458, 916, 305, 610, 203, 406, 812, 1624, 541, 1082, 2164, 721, 1442, 2884, 961, 1922, 3844, 7688, 15376, 5125, 10250]

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

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