%I A136400
%S A136400 0,1,1,1,1,1,1,1,1,1,10,11,11,11,11,11,11,11,11,11,10,11,11,11,11,11,11,
%T A136400 11,11,11,10,11,11,11,11,11,11,11,11,11,10,11,11,11,11,11,11,11,11,11,
%U A136400 10,11,11,11,11,11,11,11,11,11,10,11,11,11,11,11,11,11,11,11,10,11,11
%N A136400 Replace all digits greater than 1 by 1 (in decimal representation).
%C A136400 A054055(a(n)) <= 1; A064770(a(n)) = a(n).
%H A136400 R. Zumkeller, <a href="b136400.txt">Table of n, a(n) for n = 0..9999</
               a>
%F A136400 a(n) = A064770(A064770(n)) .
%Y A136400 Sequence in context: A004288 A065016 A087381 this_sequence A121266 A045988 
               A008947
%Y A136400 Adjacent sequences: A136397 A136398 A136399 this_sequence A136401 A136402 
               A136403
%K A136400 nonn,base
%O A136400 0,11
%A A136400 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 30 2007