Teensy midi euclidean sequencer (arduino IDE)

this is a four channel usb MIDI euclidean sequencer. the sequencer is running on a Teensy 3.5. The setup consist of four rgb rotary encoders from Sparkfun, a Teensy, an ssd1306 lcd, four momentary buttons, and four 16led neopixel rings. The housing is an old case from a bottle of port, for now, and a piece of spare translucent perspex. Euclidean rhythms are explained by White Noises at the link below. there are three parts, 1. the total number of steps in the sequence 2. the number of hits within those ste