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.

A110085 Numbers k such that sigma(k) - phi(k) < tau(k)^omega(k), where sigma = A000203, phi = A000010, tau = A000005 and omega = A001221.

Table of values

n a(n)
1 1
2 6
3 10
4 12
5 18
6 20
7 24
8 30
9 36
10 42
11 60
12 66
13 70
14 78
15 84
16 90
17 102
18 105
19 110
20 114
21 120
22 126
23 130
24 132
25 138
26 140
27 150
28 154
29 156
30 165
31 168
32 170
33 174
34 180
35 182
36 186
37 190
38 195
39 198
40 204
41 210
42 220
43 222
44 228
45 230
46 231
47 234
48 238
49 240
50 246
51 252
52 255
53 258
54 260
55 264
56 266

List of values

[1, 6, 10, 12, 18, 20, 24, 30, 36, 42, 60, 66, 70, 78, 84, 90, 102, 105, 110, 114, 120, 126, 130, 132, 138, 140, 150, 154, 156, 165, 168, 170, 174, 180, 182, 186, 190, 195, 198, 204, 210, 220, 222, 228, 230, 231, 234, 238, 240, 246, 252, 255, 258, 260, 264, 266]

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

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