Retrogrades was released on fx(hash) on November 17th 2021 as generative token 241 with an edition number of 500. The last iteration was minted on December 10th.

Each Retrograde is a sequence consisting of the twelve possible moves below. Moves 0-7 are lines and arcs to ±1 x and/or y. Moves 8-11 are double steps to ±2 x or y.

Parts of the sequences may be repeated, transposed and reversed. STL files are available for all iterations.