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.

A239050 a(n) = 4*sigma(n).

Table of values

n a(n)
1 4
2 12
3 16
4 28
5 24
6 48
7 32
8 60
9 52
10 72
11 48
12 112
13 56
14 96
15 96
16 124
17 72
18 156
19 80
20 168
21 128
22 144
23 96
24 240
25 124
26 168
27 160
28 224
29 120
30 288
31 128
32 252
33 192
34 216
35 192
36 364
37 152
38 240
39 224
40 360
41 168
42 384
43 176
44 336
45 312
46 288
47 192
48 496
49 228
50 372
51 288
52 392
53 216
54 480
55 288
56 480
57 320
58 360
59 240
60 672
61 248
62 384
63 416
64 508

List of values

[4, 12, 16, 28, 24, 48, 32, 60, 52, 72, 48, 112, 56, 96, 96, 124, 72, 156, 80, 168, 128, 144, 96, 240, 124, 168, 160, 224, 120, 288, 128, 252, 192, 216, 192, 364, 152, 240, 224, 360, 168, 384, 176, 336, 312, 288, 192, 496, 228, 372, 288, 392, 216, 480, 288, 480, 320, 360, 240, 672, 248, 384, 416, 508]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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