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.

A375057 a(n) = least k such that (n*pi)^(2k)/(2 k)! < 1.

Table of values

n a(n)
0 1
1 4
2 8
3 12
4 16
5 20
6 25
7 29
8 33
9 37
10 42
11 46
12 50
13 54
14 59
15 63
16 67
17 71
18 76
19 80
20 84
21 88
22 93
23 97
24 101
25 105
26 110
27 114
28 118
29 122
30 127
31 131
32 135
33 140
34 144
35 148
36 152
37 157
38 161
39 165
40 169
41 174
42 178
43 182
44 186
45 191
46 195
47 199
48 203
49 208
50 212
51 216
52 221
53 225
54 229
55 233
56 238

List of values

[1, 4, 8, 12, 16, 20, 25, 29, 33, 37, 42, 46, 50, 54, 59, 63, 67, 71, 76, 80, 84, 88, 93, 97, 101, 105, 110, 114, 118, 122, 127, 131, 135, 140, 144, 148, 152, 157, 161, 165, 169, 174, 178, 182, 186, 191, 195, 199, 203, 208, 212, 216, 221, 225, 229, 233, 238]