Fractional part of 82^(1/3) = 1/3 + 1/90 + 1/26997 + ... Generated with Perl's Math::BigFloat module. Number of digits in terms is as follows: 1, 2, 5, 10, 20, 40, 80, 160, 320, ...
EXAMPLE
Cube root of 82 = 4.3444814857686119017223505460545759271936042538089...