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A042085
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Denominators of continued fraction convergents to sqrt(566).
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2
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1, 1, 4, 5, 19, 24, 43, 368, 411, 9410, 9821, 87978, 97799, 185777, 655130, 840907, 3177851, 4018758, 188040719, 192059477, 764219150, 956278627, 3633055031, 4589333658, 8222388689, 70368443170, 78590831859, 1799366744068, 1877957575927, 16823027351484
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OFFSET
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0,3
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 191218570, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
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FORMULA
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a(n) = 191218570*a(n-18) - a(n-36) for n>35. - Vincenzo Librandi, Jan 14 2014
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MATHEMATICA
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Denominator[Convergents[Sqrt[566], 30]] (* Harvey P. Dale, Apr 29 2012 *)
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CROSSREFS
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Cf. A042084.
Sequence in context: A234143 A217686 A042885 * A136211 A041036 A041699
Adjacent sequences: A042082 A042083 A042084 * A042086 A042087 A042088
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KEYWORD
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nonn,frac,easy
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AUTHOR
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N. J. A. Sloane.
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EXTENSIONS
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More terms from Vincenzo Librandi, Jan 14 2014
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STATUS
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approved
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