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.

A235452 Take the union of all the sequences Collatz(i) for i <= n. The number a(n) is the largest of consecutive numbers beginning with 1.

Table of values

n a(n)
1 1
2 2
3 5
4 5
5 5
6 6
7 8
8 8
9 11
10 11
11 11
12 14
13 14
14 14
15 17
16 17
17 17
18 18
19 20
20 20
21 23
22 23
23 23
24 24
25 26
26 26
27 29
28 29
29 29
30 32
31 32
32 32
33 35
34 35
35 35
36 36
37 38
38 38
39 41
40 41
41 41
42 42
43 44
44 44
45 47
46 47
47 47
48 50
49 50
50 50
51 53
52 53
53 53
54 54
55 56
56 56
57 59
58 59
59 59
60 62
61 62
62 62
63 65
64 65
65 65

List of values

[1, 2, 5, 5, 5, 6, 8, 8, 11, 11, 11, 14, 14, 14, 17, 17, 17, 18, 20, 20, 23, 23, 23, 24, 26, 26, 29, 29, 29, 32, 32, 32, 35, 35, 35, 36, 38, 38, 41, 41, 41, 42, 44, 44, 47, 47, 47, 50, 50, 50, 53, 53, 53, 54, 56, 56, 59, 59, 59, 62, 62, 62, 65, 65, 65]

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