%I #6 Mar 31 2012 10:26:05
%S 4,289,24649,2393209,227828836,41566646641,0,0,0
%N Exclusionary square associated to corresponding smallest n-digit number (A112321), or 0 if no such number exists.
%C m has an exclusionary square if m consists of distinct digits and m^2 is made up only of digits not appearing in m.
%Y Cf. A112321, A110816.
%K nonn,base,fini
%O 1,1
%A _Lekraj Beedassy_ and _Klaus Brockhaus_, Sep 08 2005