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A037667
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Base 4 digits are, in order, the first n terms of the periodic sequence with initial period 3,2,0.
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0
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3, 14, 56, 227, 910, 3640, 14563, 58254, 233016, 932067, 3728270, 14913080, 59652323, 238609294, 954437176, 3817748707, 15270994830, 61083979320, 244335917283, 977343669134, 3909374676536, 15637498706147, 62549994824590
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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) / ( (x-1)*(4*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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