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.

A140758 a(n) = floor(n*Pi/2).

Table of values

n a(n)
0 0
1 1
2 3
3 4
4 6
5 7
6 9
7 10
8 12
9 14
10 15
11 17
12 18
13 20
14 21
15 23
16 25
17 26
18 28
19 29
20 31
21 32
22 34
23 36
24 37
25 39
26 40
27 42
28 43
29 45
30 47
31 48
32 50
33 51
34 53
35 54
36 56
37 58
38 59
39 61
40 62
41 64
42 65
43 67
44 69
45 70
46 72
47 73
48 75
49 76
50 78
51 80
52 81
53 83
54 84
55 86
56 87
57 89
58 91
59 92
60 94
61 95
62 97
63 98
64 100
65 102
66 103
67 105

List of values

[0, 1, 3, 4, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 25, 26, 28, 29, 31, 32, 34, 36, 37, 39, 40, 42, 43, 45, 47, 48, 50, 51, 53, 54, 56, 58, 59, 61, 62, 64, 65, 67, 69, 70, 72, 73, 75, 76, 78, 80, 81, 83, 84, 86, 87, 89, 91, 92, 94, 95, 97, 98, 100, 102, 103, 105]