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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.

A083547 a(n) = sqrt(sqrt(phi(A083546(n)) * phi(1+A083546(n)))), the 4th root of product of totients of terms and 1+terms of A082788.

Table of values

n a(n)
1 1
2 12
3 24
4 36
5 36
6 60
7 60
8 72
9 80
10 96
11 120
12 120
13 120
14 144
15 144
16 168
17 180
18 240
19 264
20 360
21 360
22 432
23 480
24 504
25 480
26 480
27 720
28 720
29 720
30 720
31 840
32 840
33 864
34 840
35 840
36 840
37 840
38 960
39 900
40 960
41 960
42 1080
43 1260
44 1224
45 1320
46 1320
47 1440
48 1440
49 1320
50 1440
51 1440
52 1728

List of values

[1, 12, 24, 36, 36, 60, 60, 72, 80, 96, 120, 120, 120, 144, 144, 168, 180, 240, 264, 360, 360, 432, 480, 504, 480, 480, 720, 720, 720, 720, 840, 840, 864, 840, 840, 840, 840, 960, 900, 960, 960, 1080, 1260, 1224, 1320, 1320, 1440, 1440, 1320, 1440, 1440, 1728]

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

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