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.

A081307 a(n) = (n+1)*tau(n) - sigma(n).

Table of values

n a(n)
1 1
2 3
3 4
4 8
5 6
6 16
7 8
8 21
9 17
10 26
11 12
12 50
13 14
14 36
15 40
16 54
17 18
18 75
19 20
20 84
21 56
22 56
23 24
24 140
25 47
26 66
27 72
28 118
29 30
30 176
31 32
32 135
33 88
34 86
35 96
36 242
37 38
38 96
39 104
40 238
41 42
42 248
43 44
44 186
45 198
46 116
47 48
48 366
49 93
50 213
51 136
52 220

List of values

[1, 3, 4, 8, 6, 16, 8, 21, 17, 26, 12, 50, 14, 36, 40, 54, 18, 75, 20, 84, 56, 56, 24, 140, 47, 66, 72, 118, 30, 176, 32, 135, 88, 86, 96, 242, 38, 96, 104, 238, 42, 248, 44, 186, 198, 116, 48, 366, 93, 213, 136, 220]