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.

A281278 Binary representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 347", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 1
1 10
2 110
3 101
4 10100
5 111011
6 11000
7 10010111
8 111010000
9 11101111
10 11101100000
11 101011111
12 1100101000000
13 101110111111
14 100100110000000
15 1100000101111111
16 111110100000000
17 101000111011111111
18 1100111011000000000
19 1011001010111111111
20 101000001010000000000

List of values

[1, 10, 110, 101, 10100, 111011, 11000, 10010111, 111010000, 11101111, 11101100000, 101011111, 1100101000000, 101110111111, 100100110000000, 1100000101111111, 111110100000000, 101000111011111111, 1100111011000000000, 1011001010111111111, 101000001010000000000]

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

Content is available under The OEIS End-User License Agreement.