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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.

A351784 Number of cells containing one or more grains of sand after n grains of sand are added to one cell in an initially empty and infinite 3D cubic grid for the 3D sandpile model.

Table of values

n a(n)
0 0
1 1
2 1
3 1
4 1
5 1
6 6
7 7
8 7
9 7
10 7
11 7
12 6
13 7
14 7
15 7
16 7
17 7
18 6
19 7
20 7
21 7
22 7
23 7
24 6
25 7
26 7
27 7
28 7
29 7
30 6
31 7
32 7
33 7
34 7
35 7
36 24
37 25
38 25
39 25
40 25
41 25
42 24
43 25
44 25
45 25
46 25
47 25
48 24
49 25
50 25
51 25
52 25
53 25
54 24
55 25
56 25
57 25
58 25
59 25
60 24
61 25
62 25
63 25
64 25
65 25
66 24
67 25
68 25
69 25
70 25
71 25
72 24
73 25
74 25
75 25
76 25
77 25
78 24
79 25
80 25

List of values

[0, 1, 1, 1, 1, 1, 6, 7, 7, 7, 7, 7, 6, 7, 7, 7, 7, 7, 6, 7, 7, 7, 7, 7, 6, 7, 7, 7, 7, 7, 6, 7, 7, 7, 7, 7, 24, 25, 25, 25, 25, 25, 24, 25, 25, 25, 25, 25, 24, 25, 25, 25, 25, 25, 24, 25, 25, 25, 25, 25, 24, 25, 25, 25, 25, 25, 24, 25, 25, 25, 25, 25, 24, 25, 25, 25, 25, 25, 24, 25, 25]

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