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.

A323055 Numbers with exactly two distinct exponents in their prime factorization, or two distinct parts in their prime signature.

Table of values

n a(n)
1 12
2 18
3 20
4 24
5 28
6 40
7 44
8 45
9 48
10 50
11 52
12 54
13 56
14 60
15 63
16 68
17 72
18 75
19 76
20 80
21 84
22 88
23 90
24 92
25 96
26 98
27 99
28 104
29 108
30 112
31 116
32 117
33 120
34 124
35 126
36 132
37 135
38 136
39 140
40 144
41 147
42 148
43 150
44 152
45 153
46 156
47 160
48 162
49 164
50 168
51 171
52 172
53 175
54 176
55 180
56 184
57 188
58 189
59 192
60 198
61 200

List of values

[12, 18, 20, 24, 28, 40, 44, 45, 48, 50, 52, 54, 56, 60, 63, 68, 72, 75, 76, 80, 84, 88, 90, 92, 96, 98, 99, 104, 108, 112, 116, 117, 120, 124, 126, 132, 135, 136, 140, 144, 147, 148, 150, 152, 153, 156, 160, 162, 164, 168, 171, 172, 175, 176, 180, 184, 188, 189, 192, 198, 200]

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

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