OFFSET
0,3
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15874, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
G.f.: -(x^2 -x -1)*(x^4 -x^3 +2*x^2 +x +1)*(x^4 +x^3 +2*x^2 -x +1)*(x^12 +42*x^6 +1) / ((x^12 -126*x^6 +1)*(x^12 +126*x^6 +1)). - Colin Barker, Dec 01 2013
MATHEMATICA
Denominator[Convergents[Sqrt[558], 30]] (* Vincenzo Librandi, Jan 13 2014 *)
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 01 2013
STATUS
approved