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 A041820 Numerators of continued fraction convergents to sqrt(431). 2
 20, 21, 83, 436, 519, 1474, 10837, 12311, 244746, 257057, 2044145, 4345347, 6389492, 36292807, 115267913, 151560720, 6177696713, 6329257433, 25165469012, 132156602493, 157322071505, 446800745503 (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, 303121440, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1). MATHEMATICA Numerator[Convergents[Sqrt[431], 30]] (* Vincenzo Librandi, Nov 09 2013 *) CROSSREFS Cf. A041821. Sequence in context: A041814 A042865 A041822 * A329599 A041826 A041824 Adjacent sequences: A041817 A041818 A041819 * A041821 A041822 A041823 KEYWORD nonn,cofr,frac,easy,less AUTHOR STATUS approved

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Last modified January 29 18:12 EST 2023. Contains 359926 sequences. (Running on oeis4.)