%I A137109
%S A137109 2,22,222,288,49898882,499898882
%N A137109 Numbers n such that n and the square of n use only the digits 2, 4, 8 
               and 9.
%C A137109 Generated with DrScheme
%H A137109 J. Wellons, <a href="http://jonathanwellons.com/shared-digits/">Tables 
               of Shared Digits</a>
%e A137109 499898882^2 = 249898892224849924
%Y A137109 Sequence in context: A043037 A058441 A037567 this_sequence A002276 A112893 
               A086855
%Y A137109 Adjacent sequences: A137106 A137107 A137108 this_sequence A137110 A137111 
               A137112
%K A137109 base,nonn
%O A137109 1,1
%A A137109 Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008