! dudon_sapaan.scl
!
7 tones from a sequence of Sapaan very low fifths (in theory 680.015678 c.)
 12
!
 1/1
 337/300
 337/300
 277/225
 304/225
 304/225
 1333/900
 1333/900
 374/225
 374/225
 82/45
 2/1
! Sapaan differentially-coherent recurrent sequence, 4x^4  - 16 = x^3, Dudon 2009
! series used here (octave reduced) : 1011 187 277 205 19 225 1333