Search: id:A052383
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%I A052383
%S A052383 0,2,3,4,5,6,7,8,9,20,22,23,24,25,26,27,28,29,30,32,33,34,35,36,37,38,
%T A052383 39,40,42,43,44,45,46,47,48,49,50,52,53,54,55,56,57,58,59,60,62,63,64,
%U A052383 65,66,67,68,69,70,72,73,74,75,76,77,78,79,80,82,83,84,85,86,87,88,89
%N A052383 Numbers without 1 as a digit.
%H A052383 R. Zumkeller, <a href="b052383.txt">Table of n, a(n) for n = 0..1000</
               a>
%F A052383 a(0) = 0, a(n+1) = f(a(n)+1,f(a(n)+1) where f(x,y) = if x<10 and x<>1 
               then y else if x mod 10 = 1 then f(y+1,y+1) else f(floor(x/10),y). 
               - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 02 2008
%Y A052383 Cf. A004176, A004720.
%Y A052383 Cf. A052404.
%Y A052383 Sequence in context: A024657 A140281 A039077 this_sequence A110803 A109795 
               A132029
%Y A052383 Adjacent sequences: A052380 A052381 A052382 this_sequence A052384 A052385 
               A052386
%K A052383 base,easy,nonn
%O A052383 1,2
%A A052383 Henry Bottomley (se16(AT)btinternet.com), Mar 13 2000

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