%I #5 Mar 30 2012 18:35:26
%S 0,0,1,0,1,2,0,1,2,3,0,1,2,3,0,4,1,2,3,0,4,1,5,2,3,0,4,1,5,2,6,3,0,4,
%T 1,5,2,6,3,0,7,4,1,5,2,6,3,0,7,4,1,8,5,2,6,3,0,7,4,1,8,5,2,9,6,3,0,7,
%U 4,1,8,5,2,9,6,3,10,0,7,4,1,8,5,2,9,6,3,10,0,7,4,11,1,8,5,2,9,6,3,10,0,7,4,11,1
%N Exponent of 8 (value of j) in n-th number of form 5^i*8^j.
%Y Differs from A025658 at a(2805).
%K nonn
%O 1,6
%A _David W. Wilson_