The largest cube dividing a positive integer 
. For 
, 2, ..., the first few are 1, 1, 1, 1, 1, 1, 1, 8, 1, 1,
... (OEIS A008834).
Cubic Part
See also
Cubefree Part, Cubic Number, Square PartExplore with Wolfram|Alpha
References
Sloane, N. J. A. Sequence A008834 in "The On-Line Encyclopedia of Integer Sequences."Referenced on Wolfram|Alpha
Cubic PartCite this as:
Weisstein, Eric W. "Cubic Part." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/CubicPart.html