The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A042487 Denominators of continued fraction convergents to sqrt(771). 2

%I #14 Mar 19 2017 10:53:15

%S 1,1,4,13,30,133,163,296,459,755,1969,53918,109805,163723,273528,

%T 437251,710779,3280367,7271513,25094906,82556231,107651137,5895717629,

%U 6003368766,23905823927,77720840547,179347505021,795110860631,974458365652,1769569226283

%N Denominators of continued fraction convergents to sqrt(771).

%H Vincenzo Librandi, <a href="/A042487/b042487.txt">Table of n, a(n) for n = 0..200</a>

%H <a href="/index/Rec#order_44">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, 0, 0, 0, 0, 0, 5978273860, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).

%F a(n) = 5978273860*a(n-22) - a(n-44) for n>43. - _Vincenzo Librandi_, Jan 23 2014

%t Denominator[Convergents[Sqrt[771], 30]] (* _Vincenzo Librandi_, Jan 23 2014 *)

%Y Cf. A040743, A042486.

%K nonn,frac,easy

%O 0,3

%A _N. J. A. Sloane_.

%E More terms from _Vincenzo Librandi_, Jan 23 2014

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified August 6 03:07 EDT 2024. Contains 374957 sequences. (Running on oeis4.)