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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.

A265703 Number of OFF (white) cells in the n-th iteration of the "Rule 135" elementary cellular automaton starting with a single ON (black) cell.

Table of values

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

List of values

[0, 1, 3, 3, 6, 4, 9, 5, 12, 7, 12, 11, 14, 12, 19, 13, 22, 15, 19, 20, 24, 21, 23, 23, 28, 26, 27, 26, 33, 30, 34, 31, 39, 26, 39, 29, 46, 32, 44, 38, 45, 47, 41, 45, 49, 38, 55, 42, 51, 44, 53, 43, 59, 52, 60, 49, 65, 57, 60, 56, 69, 61, 70, 59, 78, 64, 56]

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

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