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 A042881 Denominators of continued fraction convergents to sqrt(972). 2
 1, 5, 6, 11, 17, 130, 797, 927, 3578, 4505, 66648, 71153, 280107, 351260, 2387667, 17064929, 19452596, 36517525, 55970121, 316368130, 19670794181, 98670339035, 118341133216, 217011472251, 335352605467, 2564479710520, 15722230868587, 18286710579107 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 FORMULA a(n) = 19726764302*a(n-20) - a(n-40) for n>39. - Vincenzo Librandi, Jan 31 2014 MATHEMATICA Denominator[Convergents[Sqrt[972], 30]] (* Vincenzo Librandi, Jan 31 2014 *) CROSSREFS Cf. A042880, A040940. Sequence in context: A042839 A041373 A041533 * A041052 A236387 A039918 Adjacent sequences:  A042878 A042879 A042880 * A042882 A042883 A042884 KEYWORD nonn,frac,easy AUTHOR EXTENSIONS More terms from Vincenzo Librandi, Jan 31 2014 STATUS approved

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Last modified May 30 09:24 EDT 2020. Contains 334723 sequences. (Running on oeis4.)