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.

A140522 Numbers for which sigma(n) - 2n exceeds sigma(k) - 2k for all k < n.

Table of values

n a(n)
1 1
2 6
3 12
4 24
5 36
6 48
7 60
8 72
9 84
10 96
11 108
12 120
13 168
14 180
15 240
16 300
17 336
18 360
19 420
20 480
21 540
22 600
23 660
24 720
25 840
26 1008
27 1080
28 1200
29 1260
30 1440
31 1680
32 2100
33 2160
34 2520
35 3240
36 3360
37 3780
38 3960
39 4200
40 4620
41 4680
42 5040
43 6300
44 6720
45 7200
46 7560
47 8400
48 9240
49 10080

List of values

[1, 6, 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 168, 180, 240, 300, 336, 360, 420, 480, 540, 600, 660, 720, 840, 1008, 1080, 1200, 1260, 1440, 1680, 2100, 2160, 2520, 3240, 3360, 3780, 3960, 4200, 4620, 4680, 5040, 6300, 6720, 7200, 7560, 8400, 9240, 10080]