%I #10 Jan 15 2022 23:32:14
%S 0,0,0,2,0,1,1,0,5,2,0,3,2,0,0,3,3,2,0,2,1,3,0,2,2,2,0,1,1,1,2,5,3,0,
%T 16,2,4,6,0,4,16,9,2,0,1,1,1,1,0,4,2,4,8,0,2,5,2,8,0,9,3,4,5,2,0,1,1,
%U 1,1,1,0,5,7,3,2,4,0,9,4,1,2,3,0,4,1,2,1
%N Number of steps to reach the first integer (= A075108(n)) starting with n/floor(log_2(n)) and iterating the map x -> x*ceiling(x), or -1 if no integer is ever reached.
%C Starting values given by A075105(n)/A075106(n).
%e a(5)=2 since 5/floor(log_2(5)) = 5/2 -> 15/2 -> 60 = A075108(5).
%Y Cf. A068119, A073524, A075102, A075120.
%K nonn
%O 2,4
%A _Reinhard Zumkeller_, Sep 02 2002
%E More terms from _Jinyuan Wang_, Jan 15 2022
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