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.

A067340 Numbers k such that (number of distinct prime factors of k) divides (number of prime factors of k).

Table of values

n a(n)
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 13
12 14
13 15
14 16
15 17
16 19
17 21
18 22
19 23
20 24
21 25
22 26
23 27
24 29
25 30
26 31
27 32
28 33
29 34
30 35
31 36
32 37
33 38
34 39
35 40
36 41
37 42
38 43
39 46
40 47
41 49
42 51
43 53
44 54
45 55
46 56
47 57
48 58
49 59
50 61
51 62
52 64
53 65
54 66
55 67
56 69
57 70
58 71
59 73
60 74
61 77
62 78
63 79
64 81
65 82
66 83
67 85
68 86
69 87
70 88
71 89
72 91

List of values

[2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 19, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 46, 47, 49, 51, 53, 54, 55, 56, 57, 58, 59, 61, 62, 64, 65, 66, 67, 69, 70, 71, 73, 74, 77, 78, 79, 81, 82, 83, 85, 86, 87, 88, 89, 91]

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

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