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.

A355750 Sum of the divisors of 2n minus the number of divisors of 2n.

Table of values

n a(n)
1 1
2 4
3 8
4 11
5 14
6 22
7 20
8 26
9 33
10 36
11 32
12 52
13 38
14 50
15 64
16 57
17 50
18 82
19 56
20 82
21 88
22 78
23 68
24 114
25 87
26 92
27 112
28 112
29 86
30 156
31 92
32 120
33 136
34 120
35 136
36 183
37 110
38 134
39 160
40 176
41 122
42 212
43 128
44 172
45 222
46 162
47 140
48 240
49 165
50 208
51 208
52 202
53 158
54 268
55 208
56 238
57 232
58 204
59 176
60 344
61 182

List of values

[1, 4, 8, 11, 14, 22, 20, 26, 33, 36, 32, 52, 38, 50, 64, 57, 50, 82, 56, 82, 88, 78, 68, 114, 87, 92, 112, 112, 86, 156, 92, 120, 136, 120, 136, 183, 110, 134, 160, 176, 122, 212, 128, 172, 222, 162, 140, 240, 165, 208, 208, 202, 158, 268, 208, 238, 232, 204, 176, 344, 182]

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

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