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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.

A375650 a(n) is the cardinality of the sumset of the Collatz trajectory of n.

Table of values

n a(n)
1 1
2 3
3 23
4 6
5 18
6 24
7 69
8 10
9 71
10 22
11 68
12 25
13 41
14 69
15 125
16 15
17 61
18 73
19 104
20 28
21 36
22 68
23 110
24 33
25 115
26 48
27 3060
28 69
29 95
30 131
31 2951
32 21
33 133
34 67
35 92
36 76
37 108
38 108
39 297
40 37
41 3007
42 45
43 203
44 76
45 105
46 117
47 2914
48 45
49 147
50 119
51 183
52 57
53 70
54 3081
55 3060
56 82
57 228
58 102
59 284

List of values

[1, 3, 23, 6, 18, 24, 69, 10, 71, 22, 68, 25, 41, 69, 125, 15, 61, 73, 104, 28, 36, 68, 110, 33, 115, 48, 3060, 69, 95, 131, 2951, 21, 133, 67, 92, 76, 108, 108, 297, 37, 3007, 45, 203, 76, 105, 117, 2914, 45, 147, 119, 183, 57, 70, 3081, 3060, 82, 228, 102, 284]