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A037641
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Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 2,3,1.
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1
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2, 15, 91, 548, 3291, 19747, 118484, 710907, 4265443, 25592660, 153555963, 921335779, 5528014676, 33168088059, 199008528355, 1194051170132, 7164307020795, 42985842124771, 257915052748628, 1547490316491771
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OFFSET
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1,1
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LINKS
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FORMULA
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G.f.: x*(x+2)*(1+x) / ( (x-1)*(6*x-1)*(1+x+x^2) ). - R. J. Mathar, Nov 21 2011
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MATHEMATICA
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Table[FromDigits[PadRight[{}, n, {2, 3, 1}], 6], {n, 20}] (* or *) LinearRecurrence[{6, 0, 1, -6}, {2, 15, 91, 548}, 20] (* Harvey P. Dale, Jul 06 2021 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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