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.

A273912 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 614", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 1
1 11
2 101
3 1101
4 10001
5 111011
6 1010001
7 11011011
8 100000001
9 1110000011
10 10101000101
11 110101101101
12 1000100000001
13 11101110000011
14 101000101000101
15 1101101101101101
16 10000000000000001
17 111000000000000011
18 1010100000000000101
19 11010110000000001101

List of values

[1, 11, 101, 1101, 10001, 111011, 1010001, 11011011, 100000001, 1110000011, 10101000101, 110101101101, 1000100000001, 11101110000011, 101000101000101, 1101101101101101, 10000000000000001, 111000000000000011, 1010100000000000101, 11010110000000001101]

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

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