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%I #11 Jul 22 2021 04:55:29
%S 2,11,55,277,1386,6930,34652,173261,866305,4331527,21657636,108288180,
%T 541440902,2707204511,13536022555,67680112777,338400563886,
%U 1692002819430,8460014097152,42300070485761,211500352428805,1057501762144027
%N Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,0.
%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (5,0,1,-5).
%F G.f.: x*(2+x) / ( (x-1)*(5*x-1)*(1+x+x^2) ). - _R. J. Mathar_, Nov 21 2011
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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