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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.

A287199 Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 259", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 1
1 3
2 4
3 3
4 16
5 15
6 64
7 63
8 256
9 255
10 1024
11 1023
12 4096
13 4095
14 16384
15 16383
16 65536
17 65535
18 262144
19 262143
20 1048576
21 1048575
22 4194304
23 4194303
24 16777216
25 16777215
26 67108864
27 67108863
28 268435456
29 268435455
30 1073741824
31 1073741823
32 4294967296
33 4294967295

List of values

[1, 3, 4, 3, 16, 15, 64, 63, 256, 255, 1024, 1023, 4096, 4095, 16384, 16383, 65536, 65535, 262144, 262143, 1048576, 1048575, 4194304, 4194303, 16777216, 16777215, 67108864, 67108863, 268435456, 268435455, 1073741824, 1073741823, 4294967296, 4294967295]

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

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