Fractional part of 86^(1/3) = 1/3 + 1/13 + 1/267 + ... Generated with Perl's Math::BigFloat module. Number of digits in terms is as follows: 1, 2, 3, 6, 12, 23, 46, 92, 185, 370, ...
EXAMPLE
Cube root of 86 = 4.4140049624421037724516414386533513223052765320786...