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, 2564, 0, 0, 0, 0, 0, 0, 0, 0, 1).
FORMULA
G.f.: -(x^16 -x^15 +3*x^14 -4*x^13 +7*x^12 -11*x^11 +18*x^10 -47*x^9 +65*x^8 +47*x^7 +18*x^6 +11*x^5 +7*x^4 +4*x^3 +3*x^2 +x +1) / (x^18 +2564*x^9 -1). - Colin Barker, Nov 23 2013
MATHEMATICA
Denominator[Convergents[Sqrt[389], 30]] (* Vincenzo Librandi, Dec 23 2013 *)
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Nov 23 2013
STATUS
approved