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Numbers n such that string 8,0 occurs in the base 10 representation of n but not of n-1.
0

%I #5 Mar 30 2012 18:56:44

%S 80,180,280,380,480,580,680,780,800,880,980,1080,1180,1280,1380,1480,

%T 1580,1680,1780,1800,1880,1980,2080,2180,2280,2380,2480,2580,2680,

%U 2780,2800,2880,2980,3080,3180,3280,3380,3480,3580

%N Numbers n such that string 8,0 occurs in the base 10 representation of n but not of n-1.

%K nonn,base

%O 1,1

%A _Clark Kimberling_