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.

A355569 Numbers k > 4 in a Collatz trajectory reaching k after starting at k+1.

Table of values

n a(n)
1 5
2 8
3 10
4 13
5 16
6 17
7 38
8 40
9 46
10 53
11 56
12 58
13 61
14 70
15 80
16 88
17 106
18 107
19 160
20 251
21 283
22 377
23 638
24 650
25 958
26 976
27 1367
28 1438
29 1822
30 2158
31 2429
32 2734
33 3238
34 4102
35 4616
36 4858
37 6154
38 7288
39 9232

List of values

[5, 8, 10, 13, 16, 17, 38, 40, 46, 53, 56, 58, 61, 70, 80, 88, 106, 107, 160, 251, 283, 377, 638, 650, 958, 976, 1367, 1438, 1822, 2158, 2429, 2734, 3238, 4102, 4616, 4858, 6154, 7288, 9232]