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Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,3.
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%I #7 Jun 13 2015 00:49:17

%S 2,13,81,488,2929,17577,105464,632785,3796713,22780280,136681681,

%T 820090089,4920540536,29523243217,177139459305,1062836755832,

%U 6377020534993,38262123209961,229572739259768,1377436435558609

%N Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,3.

%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (6,0,1,-6).

%F G.f.: x*(2+x+3*x^2) / ( (x-1)*(6*x-1)*(1+x+x^2) ). - _R. J. Mathar_, Apr 29 2015

%K nonn,base,easy

%O 1,1

%A _Clark Kimberling_