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Numbers n such that string 1,0 occurs in the base 6 representation of n but not of n+1.
0

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

%S 6,42,78,114,150,186,258,294,330,366,402,438,474,510,546,582,618,654,

%T 690,726,762,798,834,870,906,942,978,1014,1050,1086,1122,1158,1194,

%U 1230,1266,1554,1590,1626,1662,1698,1734,1770,1806

%N Numbers n such that string 1,0 occurs in the base 6 representation of n but not of n+1.

%K nonn,base

%O 1,1

%A _Clark Kimberling_