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 A042050 Numerators of continued fraction convergents to sqrt(549). 2
 23, 47, 164, 1523, 16917, 18440, 35357, 53797, 89154, 410413, 499567, 909980, 1409547, 2319527, 26924344, 244638623, 760840213, 1766319049, 82011516467, 165789351983, 579379572416, 5380205503727, 59761640113413 (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, 3532638098, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1). FORMULA a(n) = 3532638098*a(n-18) - a(n-36). - Wesley Ivan Hurt, Sep 05 2022 MATHEMATICA Numerator[Convergents[Sqrt[549], 30]] (* Vincenzo Librandi, Nov 14 2013 *) CROSSREFS Cf. A042051. Sequence in context: A347008 A239563 A241207 * A139857 A139900 A065017 Adjacent sequences: A042047 A042048 A042049 * A042051 A042052 A042053 KEYWORD nonn,cofr,frac,easy,less AUTHOR STATUS approved

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Last modified November 27 06:50 EST 2022. Contains 358362 sequences. (Running on oeis4.)