Fractional part of 71^(1/3) = 1/8 + 1/64 + 1/5189 + ... Generated with Perl's Math::BigFloat module. Number of digits in terms is as follows: 1, 2, 4, 8, 16, 32, 64, 129, 257, ...
EXAMPLE
Cube root of 71 = 4.1408177494228532500045188093255718381593507907321...