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Numbers n such that string 0,5 occurs in the base 9 representation of n but not of n-1.
0

%I #5 Mar 30 2012 18:56:43

%S 86,167,248,329,410,491,572,653,734,774,815,896,977,1058,1139,1220,

%T 1301,1382,1463,1503,1544,1625,1706,1787,1868,1949,2030,2111,2192,

%U 2232,2273,2354,2435,2516,2597,2678,2759,2840,2921

%N Numbers n such that string 0,5 occurs in the base 9 representation of n but not of n-1.

%K nonn,base

%O 1,1

%A _Clark Kimberling_