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A042807
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Denominators of continued fraction convergents to sqrt(934).
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2
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1, 1, 2, 7, 9, 16, 57, 1726, 5235, 6961, 12196, 43549, 55745, 99294, 6013385, 6112679, 12126064, 42490871, 54616935, 97107806, 345940353, 10475318396, 31771895541, 42247213937, 74019109478, 264304542371, 338323651849, 602628194220, 36496015305049
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OFFSET
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0,3
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6069130, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
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FORMULA
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G.f.: -(x^26 -x^25 +2*x^24 -7*x^23 +9*x^22 -16*x^21 +57*x^20 -1726*x^19 +5235*x^18 -6961*x^17 +12196*x^16 -43549*x^15 +55745*x^14 -99294*x^13 -55745*x^12 -43549*x^11 -12196*x^10 -6961*x^9 -5235*x^8 -1726*x^7 -57*x^6 -16*x^5 -9*x^4 -7*x^3 -2*x^2 -x -1)/(x^28 -6069130*x^14 +1). - Vincenzo Librandi, Jan 30 2014
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MATHEMATICA
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Denominator[Convergents[Sqrt[934], 30]] (* Harvey P. Dale, May 28 2013 *)
CoefficientList[Series[-(x^26 - x^25 + 2 x^24 - 7 x^23 + 9 x^22 - 16 x^21 + 57 x^20 - 1726 x^19 + 5235 x^18 - 6961 x^17 + 12196 x^16 - 43549 x^15 + 55745 x^14 - 99294 x^13 - 55745 x^12 - 43549 x^11 - 12196 x^10 - 6961 x^9 - 5235 x^8 - 1726 x^7 - 57 x^6 - 16 x^5 - 9 x^4 - 7 x^3 - 2 x^2 - x - 1)/(x^28 - 6069130 x^14 + 1), {x, 0, 30}], x] (* Vincenzo Librandi, Jan 30 2014 *)
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CROSSREFS
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KEYWORD
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nonn,frac,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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