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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.

A386315 Number of points in a face-centered cubic lattice that intersect a sphere of radius n centered on a point in the lattice.

Table of values

n a(n)
0 1
1 12
2 12
3 36
4 12
5 84
6 36
7 108
8 12
9 108
10 84
11 132
12 36
13 180
14 108
15 252
16 12
17 204
18 108
19 228
20 84
21 324
22 132
23 300
24 36
25 444
26 180
27 324
28 108
29 372
30 252
31 396
32 12
33 396
34 204
35 756
36 108
37 468
38 228
39 540
40 84
41 492
42 324
43 516
44 132
45 756
46 300
47 588
48 36
49 780
50 444
51 612
52 180
53 660
54 324

List of values

[1, 12, 12, 36, 12, 84, 36, 108, 12, 108, 84, 132, 36, 180, 108, 252, 12, 204, 108, 228, 84, 324, 132, 300, 36, 444, 180, 324, 108, 372, 252, 396, 12, 396, 204, 756, 108, 468, 228, 540, 84, 492, 324, 516, 132, 756, 300, 588, 36, 780, 444, 612, 180, 660, 324]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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