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.

A062054 Numbers with 4 odd integers in their Collatz (or 3x+1) trajectory.

Table of values

n a(n)
1 17
2 34
3 35
4 68
5 69
6 70
7 75
8 136
9 138
10 140
11 141
12 150
13 151
14 272
15 276
16 277
17 280
18 282
19 300
20 301
21 302
22 544
23 552
24 554
25 560
26 564
27 565
28 600
29 602
30 604
31 605
32 1088
33 1104
34 1108
35 1109
36 1120
37 1128
38 1130
39 1137
40 1200
41 1204
42 1205
43 1208
44 1210
45 2176
46 2208
47 2216
48 2218
49 2240

List of values

[17, 34, 35, 68, 69, 70, 75, 136, 138, 140, 141, 150, 151, 272, 276, 277, 280, 282, 300, 301, 302, 544, 552, 554, 560, 564, 565, 600, 602, 604, 605, 1088, 1104, 1108, 1109, 1120, 1128, 1130, 1137, 1200, 1204, 1205, 1208, 1210, 2176, 2208, 2216, 2218, 2240]