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A041774 Numerators of continued fraction convergents to sqrt(408). 2

%I

%S 20,101,4060,20401,820100,4120901,165656140,832401601,33461720180,

%T 168141002501,6759101820220,33963650103601,1365305105964260,

%U 6860489179924901,275784872302960300,1385784850694726401,55707178900092016340,279921679351154808101

%N Numerators of continued fraction convergents to sqrt(408).

%H Vincenzo Librandi, <a href="/A041774/b041774.txt">Table of n, a(n) for n = 0..200</a>

%H <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (0,202,0,-1).

%F G.f.: -(x+4)*(x^2-24*x-5) / (x^4-202*x^2+1). - _Colin Barker_, Nov 24 2013

%t Numerator[Convergents[Sqrt[408], 30]] (* _Vincenzo Librandi_, Nov 08 2013 *)

%Y Cf. A041775, A040387.

%K nonn,cofr,frac,easy,less

%O 0,1

%A _N. J. A. Sloane_.

%E More terms from _Colin Barker_, Nov 24 2013

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Last modified February 25 14:40 EST 2021. Contains 341609 sequences. (Running on oeis4.)