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%I #13 Mar 19 2017 08:49:34
%S 1,1,2,19,21,124,393,1303,1696,2999,10693,35078,186083,221161,2176532,
%T 2397693,4574225,139624443,144198668,283823111,2698606667,2982429778,
%U 17610755557,55814696449,185054844904,240869541353,425924386257,1518642700124,4981852486629
%N Denominators of continued fraction convergents to sqrt(241).
%H Vincenzo Librandi, <a href="/A041451/b041451.txt">Table of n, a(n) for n = 0..200</a>
%H <a href="/index/Rec#order_34">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, 142022136, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
%F a(n) = 142022136*a(n-17) + a(n-34) for n>33. - _Vincenzo Librandi_, Dec 18 2013
%t Denominator[Convergents[Sqrt[241], 30]] (* _Harvey P. Dale_, Jul 12 2013 *)
%Y Cf. A041450.
%K nonn,frac,easy
%O 0,3
%A _N. J. A. Sloane_.
%E More terms from _Vincenzo Librandi_, Dec 18 2013
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