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.

A387001 Number of vertices in the diagram called "symmetric representation of sigma(n)" where its "parts" or polygons are dissected into unit squares (see the example).

Table of values

n a(n)
1 4
2 8
3 11
4 16
5 17
6 25
7 23
8 32
9 32
10 39
11 35
12 53
13 41
14 53
15 55
16 64
17 53
18 76
19 59
20 83
21 75
22 81
23 71
24 109
25 82
26 95
27 95
28 113
29 89
30 133
31 95
32 128
33 115
34 123
35 119
36 164
37 113
38 137
39 135
40 171
41 125
42 181
43 131
44 173
45 169
46 165
47 143
48 221
49 156
50 194
51 175
52 203
53 161
54 229
55 183
56 233
57 195
58 207
59 179
60 289
61 185
62 221
63 231
64 256

List of values

[4, 8, 11, 16, 17, 25, 23, 32, 32, 39, 35, 53, 41, 53, 55, 64, 53, 76, 59, 83, 75, 81, 71, 109, 82, 95, 95, 113, 89, 133, 95, 128, 115, 123, 119, 164, 113, 137, 135, 171, 125, 181, 131, 173, 169, 165, 143, 221, 156, 194, 175, 203, 161, 229, 183, 233, 195, 207, 179, 289, 185, 221, 231, 256]