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Golc sequence in base 3. Left to right concatenation of n,int(log_3(n)),int(log_3(int(log_3(n)))),... in base 3.
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%I #5 Mar 30 2012 17:20:44

%S 3,6,10,13,16,19,22,25,87,96,105,114,123,132,141,150,159,168,177,186,

%T 195,204,213,222,231,240,739,766,793,820,847,874,901,928,955,982,1009,

%U 1036,1063,1090,1117,1144,1171,1198,1225,1252,1279,1306,1333,1360

%N Golc sequence in base 3. Left to right concatenation of n,int(log_3(n)),int(log_3(int(log_3(n)))),... in base 3.

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_