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 A042665 Denominators of continued fraction convergents to sqrt(862). 1
 1, 2, 3, 11, 14, 25, 239, 981, 2201, 5383, 12967, 18350, 104717, 123067, 596985, 1317037, 25620688, 206282541, 438185770, 644468311, 18483298478, 19127766789, 56738832056, 473038423237, 9044468873559, 18561976170355, 83292373554979, 101854349725334, 592564122181649 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 716045132294624251006, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1). FORMULA a(n) = 716045132294624251006*a(n-40) - a(n-80) for n>79. - Vincenzo Librandi, Jan 26 2012 MATHEMATICA Denominator[Convergents[Sqrt[862], 30]] (* Harvey P. Dale, Sep 10 2011 *) CROSSREFS Cf. A040832, A042664. Sequence in context: A293827 A145771 A042473 * A282235 A242821 A182709 Adjacent sequences:  A042662 A042663 A042664 * A042666 A042667 A042668 KEYWORD nonn,frac,easy AUTHOR EXTENSIONS More terms from Vincenzo Librandi, Jan 26 2014 STATUS approved

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Last modified May 8 16:18 EDT 2021. Contains 343666 sequences. (Running on oeis4.)