OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0,0,0,720,0,0,0,-1).
FORMULA
G.f.: (18 +19*x +341*x^2 +360*x^3 +341*x^4 -19*x^5 +18*x^6 -x^7) / (1 -720*x^4 +x^8). [Bruno Berselli, Nov 06 2013]
MATHEMATICA
Numerator[Convergents[Sqrt[359], 30]] (* Vincenzo Librandi, Nov 06 2013 *)
LinearRecurrence[{0, 0, 0, 720, 0, 0, 0, -1}, {18, 19, 341, 360, 13301, 13661, 245538, 259199}, 20] (* Bruno Berselli, Nov 06 2013 *)
CROSSREFS
KEYWORD
nonn,cofr,frac,easy
AUTHOR
STATUS
approved