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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.

A266977 Number of ON (black) cells in the n-th iteration of the "Rule 78" elementary cellular automaton starting with a single ON (black) cell.

Table of values

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

List of values

[1, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36]

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

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