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