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.

A064945 a(n) = Sum_{i|n, j|n, j >= i} i.

Table of values

n a(n)
1 1
2 4
3 5
4 11
5 7
6 22
7 9
8 26
9 18
10 30
11 13
12 64
13 15
14 38
15 38
16 57
17 19
18 82
19 21
20 87
21 48
22 54
23 25
24 156
25 38
26 62
27 58
28 109
29 31
30 179
31 33
32 120
33 68
34 78
35 68
36 244
37 39
38 86
39 78
40 213
41 43
42 224
43 45
44 153
45 143
46 102
47 49
48 348
49 66
50 166
51 98
52 175
53 55
54 268
55 96
56 267
57 108
58 126
59 61
60 542
61 63
62 134
63 181

List of values

[1, 4, 5, 11, 7, 22, 9, 26, 18, 30, 13, 64, 15, 38, 38, 57, 19, 82, 21, 87, 48, 54, 25, 156, 38, 62, 58, 109, 31, 179, 33, 120, 68, 78, 68, 244, 39, 86, 78, 213, 43, 224, 45, 153, 143, 102, 49, 348, 66, 166, 98, 175, 55, 268, 96, 267, 108, 126, 61, 542, 63, 134, 181]