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 A159917 Fixed point of the morphism 0 -> 01, 1 -> 2, 2 -> 01, starting from a(0) = 0. 2

%I

%S 0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2,0,1,2,0,1,

%T 0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2,0,1,2,0,1,

%U 0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2,0,1,0,1,2,0,1,2,0,1,0,1,2

%N Fixed point of the morphism 0 -> 01, 1 -> 2, 2 -> 01, starting from a(0) = 0.

%C Equals A003714 mod 4.

%H F. Michel Dekking, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL19/Dekking/dekk4.html">Morphisms, Symbolic Sequences, and Their Standard Forms</a>, Journal of Integer Sequences, Vol. 19 (2016), Article 16.1.1.

%t Nest[Flatten[ # /. {0 -> {0, 1}, 1 -> {2}, 2 -> {0, 1}}] &, {0}, 10] (* _Robert G. Wilson v_, Apr 27 2009 *)

%K nonn

%O 0,3

%A _Philippe DelĂ©ham_, Apr 25 2009

%E Name changed by _Robert G. Wilson v_, Apr 27 2009

%E More terms from _Robert G. Wilson v_, Apr 27 2009

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Last modified April 6 21:24 EDT 2020. Contains 333286 sequences. (Running on oeis4.)