%I A043676
%S A043676 257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,
%T A043676 288,289,291,292,293,294,295,296,297,298,299,300,301,302,303,
%U A043676 304,305,306,308,309,310,311,312,313,314,315,316,317,318,319
%N A043676 Numbers n such that base 16 representation has exactly 3 runs.
%Y A043676 Sequence in context: A018859 A004217 A051333 this_sequence A045030 A139653 
               A060879
%Y A043676 Adjacent sequences: A043673 A043674 A043675 this_sequence A043677 A043678 
               A043679
%K A043676 nonn,base
%O A043676 1,1
%A A043676 Clark Kimberling (ck6(AT)evansville.edu)