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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.

A232870 Numbers that are the largest value in the Collatz (3x+1) trajectories of exactly three initial values.

Table of values

n a(n)
1 40
2 64
3 100
4 112
5 136
6 148
7 184
8 208
9 244
10 256
11 280
12 352
13 400
14 424
15 472
16 532
17 544
18 616
19 640
20 688
21 712
22 724
23 784
24 820
25 832
26 868
27 904
28 928
29 964
30 976
31 1048
32 1072
33 1108
34 1120
35 1156
36 1192
37 1216
38 1264
39 1300
40 1360
41 1396
42 1408
43 1432
44 1480
45 1540
46 1576
47 1588
48 1624
49 1684

List of values

[40, 64, 100, 112, 136, 148, 184, 208, 244, 256, 280, 352, 400, 424, 472, 532, 544, 616, 640, 688, 712, 724, 784, 820, 832, 868, 904, 928, 964, 976, 1048, 1072, 1108, 1120, 1156, 1192, 1216, 1264, 1300, 1360, 1396, 1408, 1432, 1480, 1540, 1576, 1588, 1624, 1684]

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

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