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A217516
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Base-n state complexity of partitioned deterministic finite automaton (PDFA) for the periodic sequence (1234)*.
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2
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7, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9, 8, 5, 4, 9
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OFFSET
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2,1
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LINKS
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FORMULA
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Ultimately periodic with period length 4.
G.f.: x^2*(7 + 8*x + 5*x^2 + 4*x^3 + 2*x^4)/(1 - x^4). - Vincenzo Librandi, Nov 19 2012
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MATHEMATICA
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Join[{7}, CoefficientList[Series[(8 + 5*x + 4*x^2 + 9x^3)/((1 - x^4)), {x, 0, 30}], x]] (* Vincenzo Librandi, Nov 18 2012 *)
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PROG
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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