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.

A354112 Total number of 1's in binary expansion of all divisors of 2^n-1.

Table of values

n a(n)
1 1
2 3
3 4
4 9
5 6
6 17
7 8
8 27
9 16
10 33
11 20
12 100
13 14
14 44
15 42
16 81
17 18
18 186
19 20
20 293
21 80
22 118
23 38
24 634
25 62
26 77
27 64
28 523
29 80
30 813
31 32
32 243
33 153
34 99
35 154
36 5031
37 58
38 110
39 189
40 1918
41 67
42 1624
43 115
44 1545
45 761
46 226
47 120
48 9366
49 64
50 1728
51 472
52 1861
53 135
54 2162
55 945
56 3471
57 261
58 1056
59 101
60 73418

List of values

[1, 3, 4, 9, 6, 17, 8, 27, 16, 33, 20, 100, 14, 44, 42, 81, 18, 186, 20, 293, 80, 118, 38, 634, 62, 77, 64, 523, 80, 813, 32, 243, 153, 99, 154, 5031, 58, 110, 189, 1918, 67, 1624, 115, 1545, 761, 226, 120, 9366, 64, 1728, 472, 1861, 135, 2162, 945, 3471, 261, 1056, 101, 73418]