<<Vilcretas`

GrafoString["Bienvenidos"]

caso base -> 1 -> n + 3 = 4 -> n = 4 - 3 -> n = 1
valor del caso -> (72704/13311)

i = 4;
((17*(i^2)+12)/(11i-(2^(-2i))+8))

sumatoria[n_]:= Module[{aux}, aux[p_,suma_ ]:=]

Solve[t^3+4t^2-15t-18==0,t]

RR[{-4, 15, 18},{-10, -9, 6}, n]

?RR

RR[{-7/4, -49/64},{1, (Sqrt[(4/5)])},n]

list = Table[-(((2^(5-2x))(16767*(2^x)-128*(3^x)))/2187),{x,6, 16}]

?FindRRHL

FindRRHL[list, a, n]

list = {9,-15,-2367,90057,-2477511,60101985,-1363435407};
FindRRHL[list, a, n]

MetodoRRHL[{4,-4},{3,1},n,b]