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A042659 Denominators of continued fraction convergents to sqrt(859). 2

%I

%S 1,3,13,68,81,149,230,609,1448,4953,11354,220679,1997465,2218144,

%T 6433753,8651897,15085650,68994497,84080147,321234938,3617664465,

%U 7556563868,48957047673,1427310946385,8612822725983,18652956398351,213795343107844,660038985721883

%N Denominators of continued fraction convergents to sqrt(859).

%H Vincenzo Librandi, <a href="/A042659/b042659.txt">Table of n, a(n) for n = 0..200</a>

%H <a href="/index/Rec#order_92">Index entries for linear recurrences with constant coefficients</a>, 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, 0, 0, 0, 0, 0, 0, 4117689543959286120248020, 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, 0, 0, 0, 0, 0, 0, -1).

%F a(n) = 4117689543959286120248020*a(n-46) - a(n-92) for n>91. - _Vincenzo Librandi_, Jan 26 2014

%t Denominator[Convergents[Sqrt[859], 30]] (* _Vincenzo Librandi_, Jan 26 2014 *)

%Y Cf. A040829, A042658.

%K nonn,frac,easy

%O 0,2

%A _N. J. A. Sloane_.

%E More terms from _Vincenzo Librandi_, Jan 26 2014

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Last modified May 24 18:34 EDT 2019. Contains 323534 sequences. (Running on oeis4.)