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A041824
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Numerators of continued fraction convergents to sqrt(433).
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2
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20, 21, 104, 437, 978, 2393, 3371, 12506, 165949, 178455, 344404, 522859, 867263, 11797278, 36259097, 48056375, 132371847, 312800069, 1383572123, 5847088561, 7230660684, 295073515921, 302304176605
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OFFSET
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0,1
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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, 0, 0, 0, 14461321368, 0, 0, 0, 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) = 14461321368*a(n-21) + a(n-42) for n>41. [Bruno Berselli, Nov 09 2013]
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MATHEMATICA
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Numerator[Convergents[Sqrt[433], 30]] (* Vincenzo Librandi, Nov 09 2013 *)
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CROSSREFS
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Cf. A041825.
Sequence in context: A041820 A329599 A041826 * A309829 A037308 A041828
Adjacent sequences: A041821 A041822 A041823 * A041825 A041826 A041827
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KEYWORD
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nonn,cofr,frac,easy,less
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AUTHOR
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N. J. A. Sloane.
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STATUS
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approved
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