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A037655
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Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 3,0,2.
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0
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3, 18, 110, 663, 3978, 23870, 143223, 859338, 5156030, 30936183, 185617098, 1113702590, 6682215543, 40093293258, 240559759550, 1443358557303, 8660151343818, 51960908062910, 311765448377463, 1870592690264778
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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*(3+2*x^2) / ( (x-1)*(6*x-1)*(1+x+x^2) ). - R. J. Mathar, Apr 30 2015
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CROSSREFS
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KEYWORD
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nonn,base,easy
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AUTHOR
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STATUS
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approved
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