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A013949 Start with 1, apply 1->12, 21->21, 22->21, 2->2 (for final 2), take limit. 3

%I #4 Mar 30 2012 18:55:49

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

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

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

%N Start with 1, apply 1->12, 21->21, 22->21, 2->2 (for final 2), take limit.

%K nonn,easy

%O 1,2

%A _Clark Kimberling_

%E More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 20 2003

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