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, 0, 34812, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
G.f.: -(x^18 -x^17 +3*x^16 -10*x^15 +13*x^14 -49*x^13 +62*x^12 -235*x^11 +532*x^10 -767*x^9 -532*x^8 -235*x^7 -62*x^6 -49*x^5 -13*x^4 -10*x^3 -3*x^2 -x -1) / (x^20 -34812*x^10 +1). - Colin Barker, Nov 28 2013
MATHEMATICA
Denominator[Convergents[Sqrt[515], 30]] (* Vincenzo Librandi, Jan 11 2014 *)
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Nov 28 2013
STATUS
approved