3 ms·
It's a Look-and-say sequence. http://en.wikipedia.org/wiki/Look-and-say_sequence http://en.wikipedia.org/wiki/Look-and-say_sequence
by joshz 16y ago
It's a Look-and-say sequence.
http://en.wikipedia.org/wiki/Look-and-say_sequence http://en.wikipedia.org/wiki/Look-and-say_sequence