%I #4 Mar 30 2012 18:56:19
%S 2,12,21,23,25,26,27,29,31,33,40,54,68,82,99,120,134,137,140,141,143,
%T 146,149,152,162,183,204,225,238,241,244,246,247,250,253,256,259,262,
%U 265,267,268,271,274,277,280,281,283,284,286
%N Position of n-th 2 in A030998.
%K nonn
%O 1,1
%A _Clark Kimberling_
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