%I
%S 4,10,22,112,1300,110110,122320132,13102213110010,
%T 2332222120300201203322,133212320111123130111021311111121322,
%U 12122133133313032110200332320320202022333020121323230212222
%N a(n+1) = a(n) converted to base 10 from base 4 (written in base 10).
%H Vincenzo Librandi, <a href="/A023378/b023378.txt">Table of n, a(n) for n = 1..16</a>
%t NestList[FromDigits[IntegerDigits[#, 4]]&, 4, 10] (* _Vincenzo Librandi_, Apr 19 2014 *)
%K nonn,base
%O 1,1
%A _David W. Wilson_
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