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%I #8 Nov 21 2013 12:47:03
%S 54,135,216,297,378,459,494,540,621,702,783,864,945,1026,1107,1188,
%T 1223,1269,1350,1431,1512,1593,1674,1755,1836,1917,1952,1998,2079,
%U 2160,2241,2322,2403,2484,2565,2646,2681,2727,2808
%N Numbers n such that string 6,0 occurs in the base 9 representation of n but not of n+1.
%t Select[Range[3000],MemberQ[Partition[IntegerDigits[#,9],2,1],{6,0}] && !MemberQ[ Partition[IntegerDigits[#+1,9],2,1],{6,0}]&] (* _Harvey P. Dale_, May 14 2011 *)
%K nonn,base
%O 1,1
%A _Clark Kimberling_