OFFSET
0,1
COMMENTS
Row n has length 2n+1.
REFERENCES
S. Wolfram, A New Kind of Science, Wolfram Media, 2002; Chapter 3.
LINKS
Robert Price, Table of n, a(n) for n = 0..10000
Eric Weisstein's World of Mathematics, Elementary Cellular Automaton
S. Wolfram, A New Kind of Science
EXAMPLE
The first ten rows:
1
1 1 1
1 0 1 1 1
1 1 0 0 1 1 1
1 0 1 1 1 0 1 1 1
1 1 0 0 1 1 0 0 1 1 1
1 0 1 1 1 0 1 1 1 0 1 1 1
1 1 0 0 1 1 0 0 1 1 0 0 1 1 1
1 0 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1
1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 1
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Hans Havermann, May 26 2002
EXTENSIONS
Corrected by Hans Havermann, Jan 07 2012
STATUS
approved