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.

A009262 a(n) = lcm(n, phi(n)).

Table of values

n a(n)
1 1
2 2
3 6
4 4
5 20
6 6
7 42
8 8
9 18
10 20
11 110
12 12
13 156
14 42
15 120
16 16
17 272
18 18
19 342
20 40
21 84
22 110
23 506
24 24
25 100
26 156
27 54
28 84
29 812
30 120
31 930
32 32
33 660
34 272
35 840
36 36
37 1332
38 342
39 312
40 80
41 1640
42 84
43 1806
44 220
45 360
46 506
47 2162
48 48
49 294
50 100
51 1632
52 312
53 2756
54 54
55 440
56 168
57 684
58 812
59 3422

List of values

[1, 2, 6, 4, 20, 6, 42, 8, 18, 20, 110, 12, 156, 42, 120, 16, 272, 18, 342, 40, 84, 110, 506, 24, 100, 156, 54, 84, 812, 120, 930, 32, 660, 272, 840, 36, 1332, 342, 312, 80, 1640, 84, 1806, 220, 360, 506, 2162, 48, 294, 100, 1632, 312, 2756, 54, 440, 168, 684, 812, 3422]

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

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