cp's OEIS Frontend

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.

A266176 Decimal representation of the n-th iteration of the "Rule 5" elementary cellular automaton starting with a single ON (black) cell.

Table of values

n a(n)
0 1
1 2
2 4
3 107
4 16
5 1967
6 64
7 32447
8 256
9 523007
10 1024
11 8383487
12 4096
13 134197247
14 16384
15 2147401727
16 65536
17 34359410687
18 262144
19 549754503167
20 1048576
21 8796087779327
22 4194304
23 140737467383807
24 16777216
25 2251799729799167
26 67108864
27 36028796683419647
28 268435456

List of values

[1, 2, 4, 107, 16, 1967, 64, 32447, 256, 523007, 1024, 8383487, 4096, 134197247, 16384, 2147401727, 65536, 34359410687, 262144, 549754503167, 1048576, 8796087779327, 4194304, 140737467383807, 16777216, 2251799729799167, 67108864, 36028796683419647, 268435456]

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

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