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.

A332687 a(n) = Sum_{k=1..n} ceiling(n/prime(k)).

Table of values

n a(n)
1 1
2 2
3 4
4 6
5 8
6 10
7 13
8 15
9 17
10 19
11 22
12 24
13 27
14 29
15 32
16 35
17 37
18 39
19 42
20 44
21 47
22 50
23 53
24 55
25 58
26 60
27 63
28 65
29 68
30 70
31 74
32 76
33 78
34 81
35 84
36 87
37 90
38 92
39 95
40 98
41 101
42 103
43 107
44 109
45 112
46 115
47 118
48 120
49 123
50 125
51 128
52 131
53 134
54 136
55 139
56 142
57 145
58 148
59 151
60 153

List of values

[1, 2, 4, 6, 8, 10, 13, 15, 17, 19, 22, 24, 27, 29, 32, 35, 37, 39, 42, 44, 47, 50, 53, 55, 58, 60, 63, 65, 68, 70, 74, 76, 78, 81, 84, 87, 90, 92, 95, 98, 101, 103, 107, 109, 112, 115, 118, 120, 123, 125, 128, 131, 134, 136, 139, 142, 145, 148, 151, 153]