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.

A070005 Arithmetic mean of prime factors of n is an integer and n is neither a prime nor power of a prime.

Table of values

n a(n)
1 15
2 21
3 33
4 35
5 39
6 42
7 45
8 51
9 55
10 57
11 63
12 65
13 69
14 75
15 77
16 78
17 84
18 85
19 87
20 91
21 93
22 95
23 99
24 105
25 110
26 111
27 114
28 115
29 117
30 119
31 123
32 126
33 129
34 133
35 135
36 141
37 143
38 145
39 147
40 153
41 155
42 156
43 159
44 161
45 168
46 170
47 171
48 175
49 177
50 183
51 185
52 186
53 187
54 189
55 195
56 201
57 203

List of values

[15, 21, 33, 35, 39, 42, 45, 51, 55, 57, 63, 65, 69, 75, 77, 78, 84, 85, 87, 91, 93, 95, 99, 105, 110, 111, 114, 115, 117, 119, 123, 126, 129, 133, 135, 141, 143, 145, 147, 153, 155, 156, 159, 161, 168, 170, 171, 175, 177, 183, 185, 186, 187, 189, 195, 201, 203]

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

Content is available under The OEIS End-User License Agreement.