%I #2 Mar 30 2012 18:51:52
%S 1,4,4,4,4,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,64,64,64,
%T 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
%U 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64
%N 4^n written 4^n times.
%K nonn
%O 0,2
%A _Paul Curtz_, Nov 07 2007