Search: id:A080814
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%I A080814
%S A080814 1,12,1221,12212112,1221211221121221,
%T A080814 12212112211212212112122112212112,
%U A080814 1221211221121221211212211221211221121221122121121221211221121221
%N A080814 Successive words in the formal D0L language that produces the Thue-Morse 
               sequence A001285 (start with 1, map 1 -> 12, 2 -> 21).
%D A080814 J. Grytczuk, Thue type problems for graphs, points and numbers, Discrete 
               Math., 308 (2008), 4419-4429.
%D A080814 A. Salomaa, Jewels of Formal Language Theory. Computer Science Press, 
               Rockville, MD, 1981, p. 5.
%Y A080814 Cf. A001285 (which is the limiting word), A010060, A080815.
%Y A080814 Sequence in context: A103269 A033564 A054351 this_sequence A078294 A009155 
               A078296
%Y A080814 Adjacent sequences: A080811 A080812 A080813 this_sequence A080815 A080816 
               A080817
%K A080814 nonn
%O A080814 1,2
%A A080814 N. J. A. Sloane (njas(AT)research.att.com), Mar 26 2003

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