A166273 - OEIS

%I #3 Mar 31 2012 13:21:20

%S 3,3,3,6,6,9,3,6,9,6,12,9,9,9,12,9,6,6,18,0,9,15,9,15,12,15,9,12,15,

%T 12,15,12,15,21,18,21,9,9,0,12,24,12,12,15,6,18,15,18,21,24,18,12,18,

%U 27,18,24,18,12,12,12,33,21,12,33,12,27,18,21,24,6,33,15,15,24,24,30

%N Bisection 2n+1 of A165605.

%C Conjecture: a(n) = -3 * A166269(n).

%H A. Karttunen, <a href="/A166273/b166273.txt">Table of n, a(n) for n = 0..16383</a>

%Y a(n) = A165605(A005408(n)).

%K nonn

%O 0,1

%A _Antti Karttunen_, Oct 13 2009