This is what jazz sounds like to me.

Since jazz is generally pretty boring and soulless, I decided to make it FUN WITH MATH.

The title of each song is a clue to its conceptual foundation.If that isn't enough, here are some more clues.

Golden Ratio

3.7; 2.3; 1.4

Fibonacci

 1=1; 1=1; 2=4; 3=9; 5=25; 8=64; 13=169

Piles

12341234321232121

Pi

0=A; 1=Bb; 2=B; 3=C; 4=C#; 5=D; 6=E; 7=F; 8=F#; 9=G / / / 3=9; 9=81

Primes

169; 121; 49; 25; 9; 4