Problem 58284. Easy Sequences 117: Fractional Part of Cube Roots

The fractional part function of a positive real number r, denoted as , is defined as: , where , is the floor of r. Thus, , and .
Given a positive integer n, create the function , that evaluates the following summation:
For example for :
Please present the function output rounded-off to nearest 3 decimal places Therefore, for , the function should return .

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66.67% Correct | 33.33% Incorrect
Last Solution submitted on Mar 06, 2024

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