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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.

A376384 Numbers k such that there exists at least two m <= k such that both rad(m) | k and m is neither squarefree nor a prime power, i.e., m is in A126706, where rad = A007947.

Table of values

n a(n)
1 18
2 24
3 30
4 36
5 40
6 42
7 48
8 50
9 54
10 56
11 60
12 66
13 70
14 72
15 75
16 78
17 80
18 84
19 88
20 90
21 96
22 98
23 100
24 102
25 104
26 105
27 108
28 110
29 112
30 114
31 120
32 126
33 130
34 132
35 135
36 136
37 138
38 140
39 144
40 147
41 150
42 152
43 154
44 156
45 160
46 162
47 165
48 168
49 170
50 174
51 176
52 180
53 182
54 184
55 186
56 189
57 190

List of values

[18, 24, 30, 36, 40, 42, 48, 50, 54, 56, 60, 66, 70, 72, 75, 78, 80, 84, 88, 90, 96, 98, 100, 102, 104, 105, 108, 110, 112, 114, 120, 126, 130, 132, 135, 136, 138, 140, 144, 147, 150, 152, 154, 156, 160, 162, 165, 168, 170, 174, 176, 180, 182, 184, 186, 189, 190]

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

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