1,1

Table of n, a(n) for n=1..55.

Select[Range[300], Mod[Length[Split[IntegerDigits[#, 4]]], 8]==2&] (* Harvey P. Dale, Aug 23 2016 *)

Sequence in context: A043834 A043839 A043845 * A043860 A043869 A167524

Adjacent sequences: A043849 A043850 A043851 * A043853 A043854 A043855

nonn,base

Clark Kimberling

approved