%I
%S 12,12212,12212112212,12212112212112212112212,
%T 12212112212112212112212212212112212112212112212,
%U 12212112212112212112212212212112212112212112212112212112212112212112212212212112212112212112212
%N Apply the morphism X > XYX, where Y=1 if X contains an odd number of 1's, otherwise Y = 2 n times to 12, and concatenate the resulting string.
%D Karamanos, Kostas. "From symbolic dynamics to a digital approach." International Journal of Bifurcation and Chaos 11.06 (2001): 16831694. (Full version. See p. 1685)
%D Karamanos, K. (2000). From symbolic dynamics to a digital approach: chaos and transcendence. In Michel Planat (Ed.), Noise, Oscillators and Algebraic Randomness (Lecture Notes in Physics, pp. 357371). Springer, Berlin, Heidelberg. (Short version. See p. 359)
%Y The limit of the terms is A317960.
%Y A317959 is the same sequence over the alphabet {1,0}.
%K nonn
%O 0,1
%A _N. J. A. Sloane_, Aug 22 2018
