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A038103 Numbers n with property that n is a substring of its base 3 representation. 3

%I

%S 0,1,2,10,20,21,102,110,210,211,212,220,1011,1112,1121,2022,12101,

%T 12102,12112,12122,10121021,10121022,12222212,102121110,102121120,

%U 200121022,1001120220,2011001102,2012012221,2100221021,2102111111

%N Numbers n with property that n is a substring of its base 3 representation.

%H Giovanni Resta, <a href="/A038103/b038103.txt">Table of n, a(n) for n = 1..151</a> (terms < 10^18)

%e 12101 = base 10 -> 121{12101}2 = base 3.

%Y Cf. A038102-A038106, A228050-A228052, A227549.

%K nonn,base,changed

%O 1,3

%A _Patrick De Geest_, Feb 15 1999

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Last modified May 26 04:46 EDT 2019. Contains 323579 sequences. (Running on oeis4.)