OFFSET
0,2
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0,0,0,7742,0,0,0,-1).
FORMULA
G.f.: -(x^2-3*x-1)*(x^4+44*x^2+1) / ((x^4-88*x^2+1)*(x^4+88*x^2+1)). - Colin Barker, Dec 20 2013
MATHEMATICA
Denominator[Convergents[Sqrt[860], 30]] (* Vincenzo Librandi, Jan 26 2014 *)
LinearRecurrence[{0, 0, 0, 7742, 0, 0, 0, -1}, {1, 3, 43, 132, 7699, 23229, 332905, 1021944}, 40] (* Harvey P. Dale, May 11 2021 *)
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 20 2013
STATUS
approved