%I #4 Mar 30 2012 17:20:44
%S 7,14,21,28,35,42,50,57,64,71,78,85,92,99,106,113,120,127,134,141,148,
%T 155,162,169,176,183,190,197,204,211,218,225,232,239,246,253,260,267,
%U 274,281,288,295,302,309,316,323,330,337,2415,2464,2513,2562,2611
%N Golc sequence in base 7. Left to right concatenation of n,int(log_7(n)),int(log_7(int(log_7(n)))),... in base7.
%K nonn,base,easy
%O 1,1
%A _Olivier GĂ©rard_
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