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 A136828 Numbers n such that n and the square of n use only the digits 0, 1, 2, 6 and 7. 1

%I

%S 0,1,10,11,26,100,101,110,260,276,776,1000,1001,1010,1011,1100,1101,

%T 2600,2760,2776,7760,10000,10001,10010,10011,10100,10110,10776,11000,

%U 11001,11010,11076,26000,27600,27760,77600,100000,100001,100010,100011,100100,100101,100110,101000,101001,101100,107760,110000,110001,110010,110100,110760,161761

%N Numbers n such that n and the square of n use only the digits 0, 1, 2, 6 and 7.

%C Generated with DrScheme

%H Jonathan Wellons, <a href="/A136828/b136828.txt">Table of n, a(n) for n=1..1095</a>

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

%e 1662107161761^2 = 2762600217177207020621121

%K base,nonn

%O 1,3

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

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Last modified January 24 16:34 EST 2020. Contains 331207 sequences. (Running on oeis4.)