%I A044815
%S A044815 1,2,3,5,10,15,16,20,21,22,23,26,31,32,37,40,41,42,43,47,48,53,
%T A044815 58,60,61,62,63,64,84,85,86,87,106,127,128,149,168,169,170,171,
%U A044815 191,192,213,234,252,253,254,255,256,320,336,340,341,342,343
%N A044815 n-th positive integer having distinct base 4 run lengths.
%Y A044815 Sequence in context: A090859 A004681 A044953 this_sequence A048301 A043707 
               A014192
%Y A044815 Adjacent sequences: A044812 A044813 A044814 this_sequence A044816 A044817 
               A044818
%K A044815 nonn,base
%O A044815 1,2
%A A044815 Clark Kimberling (ck6(AT)evansville.edu)