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 A041582 Numerators of continued fraction convergents to sqrt(309). 2
 17, 18, 35, 88, 123, 334, 1459, 1793, 3252, 5045, 43612, 266717, 310329, 3370007, 3680336, 25452023, 207296520, 232748543, 440045063, 672793606, 3131219487, 6935232580, 10066452067, 27068136714 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS 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, 0, 0, 0, 0, 0, 128405450990, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1). FORMULA a(n) = 128405450990*a(n-26) - a(n-52) for n>51. [Bruno Berselli, Nov 16 2013] MATHEMATICA Numerator[Convergents[Sqrt[309], 30]] (* Vincenzo Librandi, Nov 04 2013 *) CROSSREFS Cf. A041583. Sequence in context: A041584 A041586 A041588 * A041580 A041578 A041592 Adjacent sequences:  A041579 A041580 A041581 * A041583 A041584 A041585 KEYWORD nonn,cofr,frac,easy AUTHOR STATUS approved

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Last modified March 23 16:52 EDT 2019. Contains 321432 sequences. (Running on oeis4.)