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.

A077025 a(n) = Sum_{k=1..n} floor(n/(k + 1/2)).

Table of values

n a(n)
1 0
2 1
3 3
4 4
5 7
6 9
7 11
8 14
9 17
10 19
11 23
12 25
13 28
14 32
15 36
16 37
17 41
18 46
19 48
20 52
21 56
22 58
23 64
24 66
25 70
26 74
27 78
28 82
29 86
30 90
31 92
32 97
33 103
34 105
35 111
36 114
37 116
38 122
39 128
40 130
41 135
42 139
43 143
44 147
45 153
46 157
47 161
48 165
49 168
50 175
51 179
52 181
53 189
54 193
55 197
56 201
57 205
58 209
59 215
60 221
61 224

List of values

[0, 1, 3, 4, 7, 9, 11, 14, 17, 19, 23, 25, 28, 32, 36, 37, 41, 46, 48, 52, 56, 58, 64, 66, 70, 74, 78, 82, 86, 90, 92, 97, 103, 105, 111, 114, 116, 122, 128, 130, 135, 139, 143, 147, 153, 157, 161, 165, 168, 175, 179, 181, 189, 193, 197, 201, 205, 209, 215, 221, 224]