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.

A077024 a(n) = Sum_{k=1..n} floor(n/k + 1/2).

Table of values

n a(n)
1 1
2 3
3 6
4 8
5 12
6 15
7 18
8 22
9 26
10 29
11 34
12 37
13 41
14 46
15 51
16 53
17 58
18 64
19 67
20 72
21 77
22 80
23 87
24 90
25 95
26 100
27 105
28 110
29 115
30 120
31 123
32 129
33 136
34 139
35 146
36 150
37 153
38 160
39 167
40 170
41 176
42 181
43 186
44 191
45 198
46 203
47 208
48 213
49 217
50 225
51 230
52 233
53 242
54 247
55 252
56 257
57 262
58 267

List of values

[1, 3, 6, 8, 12, 15, 18, 22, 26, 29, 34, 37, 41, 46, 51, 53, 58, 64, 67, 72, 77, 80, 87, 90, 95, 100, 105, 110, 115, 120, 123, 129, 136, 139, 146, 150, 153, 160, 167, 170, 176, 181, 186, 191, 198, 203, 208, 213, 217, 225, 230, 233, 242, 247, 252, 257, 262, 267]