A042733 - OEIS

%I #15 Apr 13 2016 08:51:07

%S 1,1,14,15,884,899,12571,13470,793831,807301,11288744,12096045,

%T 712859354,724955399,10137279541,10862234940,640146906061,

%U 651009141001,9103265739074,9754274880075,574851208783424,584605483663499,8174722496408911,8759327980072410

%N Denominators of continued fraction convergents to sqrt(896).

%H Vincenzo Librandi, <a href="/A042733/b042733.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 (0,0,0,898,0,0,0,-1).

%F G.f.: -(x^2-x-1)*(x^4+15*x^2+1) / ((x^4-30*x^2+1)*(x^4+30*x^2+1)). - _Colin Barker_, Dec 22 2013

%t Denominator[Convergents[Sqrt[896], 30]] (* _Vincenzo Librandi_, Jan 27 2014 *)

%t LinearRecurrence[{0,0,0,898,0,0,0,-1},{1,1,14,15,884,899,12571,13470},30] (* _Harvey P. Dale_, Apr 13 2016 *)

%Y Cf. A042732, A040866.

%K nonn,frac,easy

%O 0,3

%A _N. J. A. Sloane_.

%E More terms from _Colin Barker_, Dec 22 2013