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.

A116002 n*phi(n)*phi(phi(n)) is a square.

Table of values

n a(n)
1 1
2 8
3 27
4 32
5 108
6 128
7 243
8 250
9 432
10 512
11 686
12 972
13 1000
14 1331
15 1728
16 2048
17 2187
18 2197
19 2744
20 3375
21 3888
22 4000
23 5324
24 6174
25 6250
26 6912
27 8192
28 8748
29 8788
30 9826
31 10976
32 13500
33 15552
34 16000
35 19683
36 19773
37 21296
38 24696
39 25000
40 27648
41 30375

List of values

[1, 8, 27, 32, 108, 128, 243, 250, 432, 512, 686, 972, 1000, 1331, 1728, 2048, 2187, 2197, 2744, 3375, 3888, 4000, 5324, 6174, 6250, 6912, 8192, 8748, 8788, 9826, 10976, 13500, 15552, 16000, 19683, 19773, 21296, 24696, 25000, 27648, 30375]