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.

A124240 Numbers n such that lambda(n) divides n, where lambda is Carmichael's function (A002322).

Table of values

n a(n)
1 1
2 2
3 4
4 6
5 8
6 12
7 16
8 18
9 20
10 24
11 32
12 36
13 40
14 42
15 48
16 54
17 60
18 64
19 72
20 80
21 84
22 96
23 100
24 108
25 120
26 126
27 128
28 144
29 156
30 160
31 162
32 168
33 180
34 192
35 200
36 216
37 220
38 240
39 252
40 256
41 272
42 288
43 294
44 300
45 312
46 320
47 324
48 336
49 342
50 360
51 378
52 384
53 400
54 420
55 432
56 440
57 468
58 480

List of values

[1, 2, 4, 6, 8, 12, 16, 18, 20, 24, 32, 36, 40, 42, 48, 54, 60, 64, 72, 80, 84, 96, 100, 108, 120, 126, 128, 144, 156, 160, 162, 168, 180, 192, 200, 216, 220, 240, 252, 256, 272, 288, 294, 300, 312, 320, 324, 336, 342, 360, 378, 384, 400, 420, 432, 440, 468, 480]

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

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