Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:5343464.

This is an OpenSCAD model that generates a ways edged plat pot, lamp base, vase.

Highly configurable,

Base cross sections round, square, pentagonal, hexagonal. Waves added to the edges of each face.

Closed top or base. May include holes for a lamp cord and lamp head.

Print time for the given stl is over a day. This can be reduced by thinning the edges.