Mod[Sqrt[ Mod[Sqrt[ Mod[Sqrt[ Mod[Sqrt[Mod[14, 2^136279841 - 1]] - 2, 2^136279841 - 1]] - 2, 2^136279841 - 1]] - 2, 2^136279841 - 1]] - 2, 2^136279841 - 1] % // N
sq[x_] := x*x; Mod[ [ sq[Mod sq[Mod[ sq[Mod[ sq[Mod[14, 2^136279841 - 1]] - 2, 2^136279841 - 1]] - 2, 2^136279841 - 1]] - 2, 2^136279841 - 1]] - 2, 2^136279841 - 1]
What is sq?
sq
Square of number. E.g. sq(2) = 4
