A043263 - OEIS

%I #4 Mar 30 2012 18:56:34

%S 0,1,2,3,2,4,6,2,3,4,5,4,5,6,7,6,7,8,9,2,4,6,8,4,6,8,10,6,8,10,12,2,3,

%T 4,5,4,5,6,7,6,7,8,9,8,9,10,11,4,5,6,7,6,7,8,9,8,9,10,11,10,11,12,13,

%U 6,7,8,9,8,9,10,11,10,11,12,13,12,13,14,15,2,4

%N Sum of the digits of the n-th base 4 palindrome.

%Y A014192 (base 4 palindromes)

%K nonn,base

%O 1,3

%A _Clark Kimberling_