%I #8 Apr 27 2017 11:38:07
%S 0,1,0,0,0,0,1,0,1,0,1,0,1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1,0,
%T 1,0,1,0,1,0,0,0,0,1,0,1,0,1,0,1,0,0,0,0,1,0,1,0,1,0,1,0,0,0,0,1,0,1,
%U 0,1,0,1,0,0,0,0,1,0,0,0,0,1,0,0,0,0
%N Fixed point of the morphism 0 > 01, 1 > 000.
%H Clark Kimberling, <a href="/A284745/b284745.txt">Table of n, a(n) for n = 1..10000</a>
%H <a href="/index/Fi#FIXEDPOINTS">Index entries for sequences that are fixed points of mappings</a>
%e 0 > 01> 01000 > 01000010101> 01000010101010000100001000 >
%t s = Nest[Flatten[# /. {0 > {0, 1}, 1 > {0, 0, 0}}] &, {0}, 7] (* A284745 *)
%t Flatten[Position[s, 0]] (* A284746 *)
%t Flatten[Position[s, 1]] (* A191263 *)
%Y Cf. A191263, A284746.
%K nonn,easy
%O 1
%A _Clark Kimberling_, Apr 13 2017
