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.

A355568 Numbers k > 4 in a Collatz trajectory reaching k after starting at k-1.

Table of values

n a(n)
1 8
2 10
3 16
4 20
5 26
6 34
7 40
8 52
9 92
10 122
11 160
12 167
13 184
14 244
15 251
16 334
17 377
18 412
19 433
20 488
21 502
22 650
23 668
24 866
25 890
26 976
27 1154
28 1186
29 1300
30 1336
31 1732
32 1780
33 2308
34 3644
35 4858
36 7288

List of values

[8, 10, 16, 20, 26, 34, 40, 52, 92, 122, 160, 167, 184, 244, 251, 334, 377, 412, 433, 488, 502, 650, 668, 866, 890, 976, 1154, 1186, 1300, 1336, 1732, 1780, 2308, 3644, 4858, 7288]

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

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