%I #6 Sep 24 2018 16:53:14
%S 9,299,5999,19999,899999,5999999,79999999,299999999,1999999999,
%T 49999999999,499999999999,1999999999999,29999999999999,
%U 199999999999999,1999999999999999,29999999999999999,599999999999999999
%N Smallest semiprime ending in exactly n 9's.
%C When (if ever) does this differ from A104775? - _Andrew S. Plewe_, Apr 11 2007
%e a(3)=5999 is a term because 5999 is the smallest semiprime ending in exactly three 9's.
%K base,nonn
%O 1,1
%A _Shyam Sunder Gupta_, May 12 2005
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