OFFSET
0,2
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,18498,0,0,0,0,0,-1).
FORMULA
G.f.: -(x^10-4*x^9+5*x^8-64*x^7+69*x^6-340*x^5-69*x^4-64*x^3-5*x^2-4*x-1) / ((x^6-136*x^3-1)*(x^6+136*x^3-1)). - Colin Barker, Dec 12 2013
MATHEMATICA
Denominator[Convergents[Sqrt[740], 30]] (* Vincenzo Librandi, Jan 22 2014 *)
LinearRecurrence[{0, 0, 0, 0, 0, 18498, 0, 0, 0, 0, 0, -1}, {1, 4, 5, 64, 69, 340, 18429, 74056, 92485, 1183876, 1276361, 6289320}, 30] (* Harvey P. Dale, Oct 22 2023 *)
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 12 2013
STATUS
approved