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, 0, 0, 1684802, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
G.f.: -(x^22 -x^21 +6*x^20 -13*x^19 +32*x^18 -45*x^17 +617*x^16 -662*x^15 +1941*x^14 -4544*x^13 +24661*x^12 -29205*x^11 -24661*x^10 -4544*x^9 -1941*x^8 -662*x^7 -617*x^6 -45*x^5 -32*x^4 -13*x^3 -6*x^2 -x -1) / ((x^2 -3*x -1)*(x^2 +3*x -1)*(x^4 -3*x^3 +10*x^2 +3*x +1)*(x^4 +11*x^2 +1)*(x^4 +3*x^3 +10*x^2 -3*x +1)*(x^8 -11*x^6 +120*x^4 -11*x^2 +1)). - Colin Barker, Dec 19 2013
MATHEMATICA
Denominator[Convergents[Sqrt[832], 30]] (* Vincenzo Librandi, Jan 25 2014 *)
LinearRecurrence[{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1684802, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, {1, 1, 6, 13, 32, 45, 617, 662, 1941, 4544, 24661, 29205, 1660141, 1689346, 10106871, 21903088, 53913047, 75816135, 1039522802, 1115338937, 3270200676, 7655740289, 41548902121, 49204642410}, 30] (* Harvey P. Dale, Aug 06 2023 *)
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 19 2013
STATUS
approved