I've come across some really badass stuff before on the connections between sacred geometry math & music before. Here are a couple interesting ones:
http://www.harmonisphere.com/SacredGeometryOfMusic.htm
http://thespiritscience.net/2014/03/15/sacred-geometry-of-sound-and-vibration/
Math = Music = Entropy-defeating-tool
Bach's air on G String is my favourite example (best appreciated in a meditative state)https://m.youtube.com/watch?v=U7RYSQvrUrc