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.

A057656 Number of points (x,y) in square lattice with (x-1/2)^2+y^2 <= n.

Table of values

n a(n)
0 2
1 6
2 8
3 12
4 16
5 16
6 22
7 26
8 26
9 30
10 34
11 38
12 40
13 44
14 44
15 48
16 56
17 56
18 60
19 60
20 62
21 70
22 74
23 74
24 78
25 82
26 82
27 86
28 90
29 94
30 96
31 104
32 104
33 104
34 108
35 108
36 116
37 120
38 124
39 128
40 128
41 128
42 134
43 138
44 138
45 142
46 150
47 150
48 154
49 158
50 158
51 166
52 166
53 166
54 166
55 174

List of values

[2, 6, 8, 12, 16, 16, 22, 26, 26, 30, 34, 38, 40, 44, 44, 48, 56, 56, 60, 60, 62, 70, 74, 74, 78, 82, 82, 86, 90, 94, 96, 104, 104, 104, 108, 108, 116, 120, 124, 128, 128, 128, 134, 138, 138, 142, 150, 150, 154, 158, 158, 166, 166, 166, 166, 174]