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.

A088580 a(n) = 1 + sigma(n).

Table of values

n a(n)
1 2
2 4
3 5
4 8
5 7
6 13
7 9
8 16
9 14
10 19
11 13
12 29
13 15
14 25
15 25
16 32
17 19
18 40
19 21
20 43
21 33
22 37
23 25
24 61
25 32
26 43
27 41
28 57
29 31
30 73
31 33
32 64
33 49
34 55
35 49
36 92
37 39
38 61
39 57
40 91
41 43
42 97
43 45
44 85
45 79
46 73
47 49
48 125
49 58
50 94
51 73
52 99
53 55
54 121
55 73
56 121
57 81
58 91
59 61
60 169
61 63
62 97
63 105
64 128
65 85
66 145
67 69
68 127
69 97

List of values

[2, 4, 5, 8, 7, 13, 9, 16, 14, 19, 13, 29, 15, 25, 25, 32, 19, 40, 21, 43, 33, 37, 25, 61, 32, 43, 41, 57, 31, 73, 33, 64, 49, 55, 49, 92, 39, 61, 57, 91, 43, 97, 45, 85, 79, 73, 49, 125, 58, 94, 73, 99, 55, 121, 73, 121, 81, 91, 61, 169, 63, 97, 105, 128, 85, 145, 69, 127, 97]