%I A037124
%S A037124 1,2,3,4,5,6,7,8,9,10,20,30,40,50,60,70,80,90,100,200,300,400,500,600,
%T A037124 700,800,900,1000,2000,3000,4000,5000,6000,7000,8000,9000,10000,20000,
%U A037124 30000,40000,50000,60000,70000,80000,90000,100000
%N A037124 Numbers that contain only one nonzero digit.
%C A037124 Starting with 1: next greater number not containing the highest digit 
               (see also A098395). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               Oct 31 2004
%C A037124 a(n) = A140740(n+9,9). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               May 26 2008
%F A037124 a(n) = [(n mod 9)+1] * 10^floor(n/9). E.g. a(39) = [(39 mod 9)+1] * 10^floor(39/
               9) = [3+1] * 10^4 = 40000 - Carl R. White (cyrek(AT)cyreksoft.yorks.com), 
               Jan 08 2004
%F A037124 a(n) = A051885(n) + 1. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               Jan 03 2008
%F A037124 A138707(a(n)) = A000005(a(n)); A061116 is a subsequence. - Reinhard Zumkeller 
               (reinhard.zumkeller(AT)gmail.com), Mar 26 2008
%F A037124 a(n+1) = a(n) + a(n - n mod 9). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               May 26 2008
%Y A037124 Cf. A000079, A038754, A133464, A140730.
%Y A037124 Sequence in context: A070958 A051596 A071061 this_sequence A166508 A068861 
               A068860
%Y A037124 Adjacent sequences: A037121 A037122 A037123 this_sequence A037125 A037126 
               A037127
%K A037124 nonn,base
%O A037124 1,2
%A A037124 Vasiliy Danilov (danilovv(AT)usa.net) Jun 15 1998