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.

A231573 Composite numbers n such that lambda(n) divides 6n-6, where lambda is the Carmichael lambda function (A002322).

Table of values

n a(n)
1 4
2 6
3 8
4 9
5 12
6 14
7 15
8 18
9 21
10 24
11 28
12 35
13 36
14 39
15 42
16 45
17 56
18 63
19 65
20 66
21 72
22 76
23 84
24 91
25 105
26 117
27 126
28 133
29 153
30 168
31 186
32 195
33 231
34 247
35 252
36 259
37 273
38 276
39 315
40 341
41 344
42 396
43 435
44 455
45 481
46 504
47 532
48 561
49 585
50 616
51 645
52 651
53 671
54 703
55 804
56 819
57 861

List of values

[4, 6, 8, 9, 12, 14, 15, 18, 21, 24, 28, 35, 36, 39, 42, 45, 56, 63, 65, 66, 72, 76, 84, 91, 105, 117, 126, 133, 153, 168, 186, 195, 231, 247, 252, 259, 273, 276, 315, 341, 344, 396, 435, 455, 481, 504, 532, 561, 585, 616, 645, 651, 671, 703, 804, 819, 861]

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

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