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.

A284351 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 899", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 1
1 1
2 111
3 1101
4 11111
5 111101
6 1111111
7 11111101
8 111111111
9 1111111101
10 11111111111
11 111111111101
12 1111111111111
13 11111111111101
14 111111111111111
15 1111111111111101
16 11111111111111111
17 111111111111111101
18 1111111111111111111
19 11111111111111111101

List of values

[1, 1, 111, 1101, 11111, 111101, 1111111, 11111101, 111111111, 1111111101, 11111111111, 111111111101, 1111111111111, 11111111111101, 111111111111111, 1111111111111101, 11111111111111111, 111111111111111101, 1111111111111111111, 11111111111111111101]

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

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