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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.

A350639 a(n) is the number of connected components in the set of cells added at stage n of the cellular automaton described in A350632.

Table of values

n a(n)
0 0
1 1
2 1
3 4
4 1
5 4
6 4
7 12
8 1
9 4
10 4
11 12
12 4
13 20
14 12
15 36
16 9
17 8
18 4
19 12
20 4
21 20
22 12
23 36
24 12
25 20
26 20
27 36
28 28
29 52
30 36
31 92
32 25
33 16
34 4
35 12
36 4
37 20
38 12
39 36
40 12
41 20
42 20
43 36
44 28
45 52
46 36
47 92
48 28
49 36
50 28
51 52
52 36
53 68
54 44
55 108
56 52
57 76
58 76
59 100
60 84
61 140
62 92
63 228
64 89
65 56
66 4
67 12
68 4

List of values

[0, 1, 1, 4, 1, 4, 4, 12, 1, 4, 4, 12, 4, 20, 12, 36, 9, 8, 4, 12, 4, 20, 12, 36, 12, 20, 20, 36, 28, 52, 36, 92, 25, 16, 4, 12, 4, 20, 12, 36, 12, 20, 20, 36, 28, 52, 36, 92, 28, 36, 28, 52, 36, 68, 44, 108, 52, 76, 76, 100, 84, 140, 92, 228, 89, 56, 4, 12, 4]

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

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