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A136817 Numbers n such that n and the square of n use only the digits 0, 1, 2, 4 and 5. 4

%I

%S 0,1,2,5,10,11,12,15,20,21,45,50,100,101,102,105,110,112,120,145,150,

%T 155,200,201,205,210,211,450,500,501,502,505,1000,1001,1002,1005,1010,

%U 1011,1012,1020,1021,1050,1100,1101,1102,1105,1120,1200,1201,1205,1245,1415,1450,1451,1500,1550,2000,2001,2005,2010,2011,2050,2100,2101,2110,2245,4500,5000,5001

%N Numbers n such that n and the square of n use only the digits 0, 1, 2, 4 and 5.

%C Generated with DrScheme

%H Jonathan Wellons, <a href="/A136817/b136817.txt">Table of n, a(n) for n=1..1551</a>

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

%e 50141245^2 = 2514144450150025

%K base,nonn

%O 1,3

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

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Last modified July 18 15:26 EDT 2019. Contains 325143 sequences. (Running on oeis4.)