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%I #4 Mar 30 2012 18:56:21
%S 10,14,20,24,26,33,34,39,45,47,51,60,68,78,80,85,86,88,91,92,101,109,
%T 114,125,128,130,144,148,152,158,160,164,170,172,173,174,179,185,197,
%U 203,211,221,226,231,238,239,241,248,250,263
%N Position of n-th 4 in A031269.
%K nonn
%O 1,1
%A _Clark Kimberling_