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.

A226671 Integer k associated with the conjectured record-breaking length A226670(n) of primitive Collatz-like 3x+k cycles.

Table of values

n a(n)
1 1
2 5
3 17
4 23
5 29
6 61
7 85
8 107
9 125
10 139
11 143
12 197
13 253
14 313
15 371
16 509
17 563
18 1135
19 1163
20 1307
21 1699
22 3299
23 8431
24 11491
25 16819
26 22097
27 24917
28 49787
29 67475
30 76733
31 99391
32 110273
33 111611
34 144379
35 273641
36 308219

List of values

[1, 5, 17, 23, 29, 61, 85, 107, 125, 139, 143, 197, 253, 313, 371, 509, 563, 1135, 1163, 1307, 1699, 3299, 8431, 11491, 16819, 22097, 24917, 49787, 67475, 76733, 99391, 110273, 111611, 144379, 273641, 308219]