%I

%S 1,9,141,441,1191

%N Numbers n such that n and the square of n use only the digits 1, 4, 8 and 9.

%C Generated with DrScheme

%H J. Wellons, <a href="http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a>

%e 1191^2 = 1418481

%K base,nonn

%O 1,2

%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008