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Numerators of continued fraction convergents to sqrt(561).
2

%I #11 Jul 17 2023 23:37:31

%S 23,24,71,379,450,829,2108,5045,12198,17243,29441,164448,358337,

%T 522785,24406447,24929232,74264911,396253787,470518698,866772485,

%U 2204063668,5274899821,12753863310,18028763131

%N Numerators of continued fraction convergents to sqrt(561).

%H Vincenzo Librandi, <a href="/A042074/b042074.txt">Table of n, a(n) for n = 0..200</a>

%H <a href="/index/Rec#order_28">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1045570, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

%t Numerator[Convergents[Sqrt[561], 30]] (* _Vincenzo Librandi_, Nov 15 2013 *)

%Y Cf. A042075.

%K nonn,cofr,frac,easy,less

%O 0,1

%A _N. J. A. Sloane_.