Made a couple of tweeks to the version posted. Sounds more like the
version I remember growing up with!
3 4 -4 5, -4 5 -5 -3 4
3 4 5 6, -6 -7 -6 5 -4
-6 6 -6 6 -5, -7 7 -8 -7 6
5 -4 4 6, -4 5 -5 -3 4