%I #5 Mar 30 2012 18:35:26
%S 0,0,1,0,1,2,0,1,2,3,0,1,2,3,4,0,1,2,3,4,5,0,1,2,3,4,5,6,0,1,2,3,4,5,
%T 6,7,0,1,2,3,4,5,6,7,8,0,1,2,3,4,5,6,7,8,0,9,1,2,3,4,5,6,7,8,0,9,1,10,
%U 2,3,4,5,6,7,8,0,9,1,10,2,11,3,4,5,6,7,8,0,9,1,10,2,11,3,12,4,5,6,7,8,0,9,1,10
%N Exponent of 6 (value of j) in n-th number of form 5^i*6^j.
%K nonn
%O 1,6
%A _David W. Wilson_