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 A041924 Numerators of continued fraction convergents to sqrt(485). 2
 22, 969, 42658, 1877921, 82671182, 3639409929, 160216708058, 7053174564481, 310499897545222, 13669048666554249, 601748641225932178, 26490609262607570081, 1166188556195959015742, 51338787081884804262729, 2260072820159127346575818 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 Tanya Khovanova, Recursive Sequences Index entries for linear recurrences with constant coefficients, signature (44, 1). FORMULA a(n) = 44*a(n-1)+a(n-2) for n>1, a(0)=22, a(1)=969. G.f.: (22+x)/(1-44*x-x^2). [Philippe Deléham, Nov 23 2008] a(n) = 11*((22+sqrt(485))^n+(22-sqrt(485))^n)+(1/2)*sqrt(485)*((22+sqrt(485))^n-(22-sqrt(485))^n). [Paolo P. Lava, Nov 28 2008] MATHEMATICA Numerator[Convergents[Sqrt[485], 30]] (* Vincenzo Librandi, Nov 12 2013 *) CROSSREFS Cf. A041925, A040462. Sequence in context: A102995 A211887 A041927 * A160139 A004633 A232277 Adjacent sequences:  A041921 A041922 A041923 * A041925 A041926 A041927 KEYWORD nonn,cofr,frac,easy,less AUTHOR EXTENSIONS More terms from Colin Barker, Nov 27 2013 STATUS approved

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Last modified December 12 00:07 EST 2018. Contains 318052 sequences. (Running on oeis4.)