OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Index entries for linear recurrences with constant coefficients, signature (0,514,0,-1).
FORMULA
G.f.: -(x^3-16*x^2-257*x-16) / (x^4-514*x^2+1). - Colin Barker, Nov 07 2013
MATHEMATICA
Numerator[Convergents[Sqrt[258], 30]] (* Vincenzo Librandi, Nov 03 2013 *)
LinearRecurrence[{0, 514, 0, -1}, {16, 257, 8240, 132097}, 20] (* Harvey P. Dale, Aug 12 2018 *)
CROSSREFS
KEYWORD
nonn,cofr,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Nov 07 2013
STATUS
approved