%I #12 Jul 21 2021 13:16:50

%S 2,14,99,695,4865,34056,238394,1668758,11681307,81769151,572384057,

%T 4006688400,28046818802,196327731614,1374294121299,9620058849095,

%U 67340411943665,471382883605656,3299680185239594

%N Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 2,0,1.

%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+x^2) / ( (x-1)*(7*x-1)*(1+x+x^2) ). - _R. J. Mathar_, Nov 21 2011

%K nonn,base,easy

%O 1,1

%A _Clark Kimberling_