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.

A342871 a(n) = Sum_{k=1..n} floor(n^(1/k)), n >= 1.

Table of values

n a(n)
1 1
2 3
3 5
4 8
5 10
6 12
7 14
8 17
9 20
10 22
11 24
12 26
13 28
14 30
15 32
16 36
17 38
18 40
19 42
20 44
21 46
22 48
23 50
24 52
25 55
26 57
27 60
28 62
29 64
30 66
31 68
32 71
33 73
34 75
35 77
36 80
37 82
38 84
39 86
40 88
41 90
42 92
43 94
44 96
45 98
46 100
47 102
48 104
49 107
50 109
51 111
52 113
53 115
54 117
55 119
56 121
57 123
58 125
59 127
60 129
61 131
62 133

List of values

[1, 3, 5, 8, 10, 12, 14, 17, 20, 22, 24, 26, 28, 30, 32, 36, 38, 40, 42, 44, 46, 48, 50, 52, 55, 57, 60, 62, 64, 66, 68, 71, 73, 75, 77, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 107, 109, 111, 113, 115, 117, 119, 121, 123, 125, 127, 129, 131, 133]