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.

A279716 Binary representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 189", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 1
1 10
2 10
3 1100
4 101
5 111000
6 1011
7 11110010
8 10000
9 1111100111
10 100100
11 111111000011
12 1011010
13 11111110011000
14 10011011
15 1111111100011010
16 101011000
17 111111111001011011
18 1001011110
19 11111111110000010110
20 10111100110
21 1111111111100100110110
22 100101110110

List of values

[1, 10, 10, 1100, 101, 111000, 1011, 11110010, 10000, 1111100111, 100100, 111111000011, 1011010, 11111110011000, 10011011, 1111111100011010, 101011000, 111111111001011011, 1001011110, 11111111110000010110, 10111100110, 1111111111100100110110, 100101110110]

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

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