Sierpinski sieve: 
#!/usr/bin/perl -wl
$_="co";
while (1) { s/..(?=c)/$&^"CO"/eg; s/^/ /; print; }

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Now, why does this work? Because binom(m, n)(mod 2) = n XOR m, so this is just Pascal's triangle (mod 2).

Update: Will work now.

In reply to Re: 1-D Cellular Automata by gumby
in thread 1-D Cellular Automata by YuckFoo

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