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Position of n-th 4 in A030548.
0

%I #4 Mar 30 2012 18:56:18

%S 4,15,27,39,42,44,46,48,50,51,52,63,80,98,116,134,139,142,145,148,151,

%T 152,154,170,188,206,224,242,247,250,253,256,259,260,262,278,296,314,

%U 332,350,355,358,361,364,367,368,370,386,390

%N Position of n-th 4 in A030548.

%K nonn

%O 1,1

%A _Clark Kimberling_