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A041400 Numerators of continued fraction convergents to sqrt(215). 2

%I

%S 14,15,29,44,1261,1305,2566,3871,110954,114825,225779,340604,9762691,

%T 10103295,19865986,29969281,859005854,888975135,1747980989,2636956124,

%U 75582752461,78219708585,153802461046,232022169631,6650423210714,6882445380345,13532868591059

%N Numerators of continued fraction convergents to sqrt(215).

%H Vincenzo Librandi, <a href="/A041400/b041400.txt">Table of n, a(n) for n = 0..200</a>

%H <a href="/index/Rec#order_08">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 88, 0, 0, 0, -1).

%F G.f.: -(x^7-14*x^6+15*x^5-29*x^4-44*x^3-29*x^2-15*x-14) / (x^8-88*x^4+1). - _Colin Barker_, Nov 07 2013

%t Numerator[Convergents[Sqrt[215], 30]] (* _Harvey P. Dale_, Jan 23 2012 *)

%Y Cf. A041401.

%K nonn,cofr,frac,easy

%O 0,1

%A _N. J. A. Sloane_.

%E More terms from _Colin Barker_, Nov 07 2013

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Last modified September 19 00:22 EDT 2021. Contains 347549 sequences. (Running on oeis4.)