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.

A333039 Composites m such that sigma(m) < sigma(m-1).

Table of values

n a(n)
1 9
2 21
3 25
4 27
5 33
6 35
7 39
8 45
9 46
10 49
11 51
12 55
13 57
14 65
15 69
16 77
17 81
18 85
19 87
20 91
21 93
22 95
23 99
24 105
25 106
26 111
27 115
28 117
29 118
30 119
31 121
32 123
33 125
34 129
35 133
36 141
37 143
38 145
39 153
40 155
41 159
42 161
43 165
44 166
45 169
46 171
47 175
48 177
49 183
50 185
51 187
52 189
53 201

List of values

[9, 21, 25, 27, 33, 35, 39, 45, 46, 49, 51, 55, 57, 65, 69, 77, 81, 85, 87, 91, 93, 95, 99, 105, 106, 111, 115, 117, 118, 119, 121, 123, 125, 129, 133, 141, 143, 145, 153, 155, 159, 161, 165, 166, 169, 171, 175, 177, 183, 185, 187, 189, 201]