Fractional part of 9^(1/3) = 1/13 + 1/317 + 1/162023 + ... Generated with Perl's Math::BigFloat module. Number of digits in terms is as follows: 2, 3, 6, 11, 22, 45, 90, 180, 360, ...
EXAMPLE
Cube root of 9 = 2.0800838230519041145300568243578853863378053403733...