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%I #7 Jun 13 2015 00:49:16
%S 2,16,113,793,5553,38872,272106,1904744,13333209,93332465,653327257,
%T 4573290800,32013035602,224091249216,1568638744513,10980471211593,
%U 76863298481153,538043089368072,3766301625576506
%N Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 2,2,1.
%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (7,0,1,-7).
%F G.f.: x*(2+2*x+x^2) / ( (x-1)*(7*x-1)*(1+x+x^2) ). - _R. J. Mathar_, Apr 30 2015
%K nonn,base,easy
%O 1,1
%A _Clark Kimberling_
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