These examples tend to be a bit more mathy and screen-based
Permutation MIDI Sequencer
This is a simple Processing sketch that displays all possible permutations of five gray scale colors. Selects one set randomly or by sequential order and plays through its colors. Interfaces with custom hardware to control The length of each color. The overall speed. Resetting the sequence of setsoggling between random and sequential mode. The interface also utilizes LED indication to display which step is currently active in a set.