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.

A080366 Numbers k whose least and greatest prime divisors are non-unitary.

Table of values

n a(n)
1 4
2 8
3 9
4 16
5 25
6 27
7 32
8 36
9 49
10 64
11 72
12 81
13 100
14 108
15 121
16 125
17 128
18 144
19 169
20 196
21 200
22 216
23 225
24 243
25 256
26 288
27 289
28 300
29 324
30 343
31 361
32 392
33 400
34 432
35 441
36 484
37 500
38 512
39 529
40 576
41 588
42 600
43 625
44 648
45 675
46 676
47 729
48 784
49 800
50 841
51 864
52 900
53 961
54 968
55 972

List of values

[4, 8, 9, 16, 25, 27, 32, 36, 49, 64, 72, 81, 100, 108, 121, 125, 128, 144, 169, 196, 200, 216, 225, 243, 256, 288, 289, 300, 324, 343, 361, 392, 400, 432, 441, 484, 500, 512, 529, 576, 588, 600, 625, 648, 675, 676, 729, 784, 800, 841, 864, 900, 961, 968, 972]