OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0,92,0,-1).
FORMULA
G.f.: (15 + 46*x + 15*x^2 - x^3) / (1 - 92*x^2 + x^4). - Vincenzo Librandi, Nov 02 2013
MATHEMATICA
Numerator[Convergents[Sqrt[235], 30]] (* or *) CoefficientList[Series[(15 + 46 x + 15 x^2 - x^3)/(1 - 92 x^2 + x^4), {x, 0, 30}], x] (* Vincenzo Librandi, Nov 02 2013 *)
LinearRecurrence[{0, 92, 0, -1}, {15, 46, 1395, 4231}, 20] (* Bruno Berselli, Nov 02 2013 *)
CROSSREFS
KEYWORD
nonn,cofr,frac,easy
AUTHOR
STATUS
approved