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.

A375142 Numbers whose powerful part (A057521) is a power of a squarefree number that is larger than 1 (A072777).

Table of values

n a(n)
1 4
2 8
3 9
4 12
5 16
6 18
7 20
8 24
9 25
10 27
11 28
12 32
13 36
14 40
15 44
16 45
17 48
18 49
19 50
20 52
21 54
22 56
23 60
24 63
25 64
26 68
27 75
28 76
29 80
30 81
31 84
32 88
33 90
34 92
35 96
36 98
37 99
38 100
39 104
40 112
41 116
42 117
43 120
44 121
45 124
46 125
47 126
48 128
49 132
50 135
51 136
52 140
53 147
54 148
55 150
56 152
57 153
58 156
59 160
60 162
61 164

List of values

[4, 8, 9, 12, 16, 18, 20, 24, 25, 27, 28, 32, 36, 40, 44, 45, 48, 49, 50, 52, 54, 56, 60, 63, 64, 68, 75, 76, 80, 81, 84, 88, 90, 92, 96, 98, 99, 100, 104, 112, 116, 117, 120, 121, 124, 125, 126, 128, 132, 135, 136, 140, 147, 148, 150, 152, 153, 156, 160, 162, 164]

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

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