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A173902 Numbers n with property that the cube of each digit of n is a substring of n^3. 1

%I

%S 1,2,3,4,5,6,7,8,9,10,11,12,20,22,30,32,40,50,60,70,80,90,100,101,102,

%T 103,110,111,112,120,122,200,201,202,212,220,221,222,300,301,302,320,

%U 400,401,402,405,500,501,600,700,800,900

%N Numbers n with property that the cube of each digit of n is a substring of n^3.

%H Peter Kagey, <a href="/A173902/b173902.txt">Table of n, a(n) for n = 1..10000</a>

%t fQ[n_]:=Module[{s1,s2,s3},s1=ToString[n^3];s2=IntegerDigits[n]^3;s3=ToString/@s2;Union[StringCases[s1,s3]]==Union[s3]];

%t Select[Range@900,fQ[#]&] (* _Ivan N. Ianakiev_, Sep 15 2015 *)

%K base,nonn

%O 1,2

%A _Claudio Meller_, Mar 01 2010

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Last modified August 5 05:22 EDT 2020. Contains 336209 sequences. (Running on oeis4.)