Sireine f

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! sireine_f.scl

!

Sequence of 11 Sireine low meantone fifths (exactly 691.2348426 c.) from F

12

!

10503/10304

1431/1288

23157/20608

3179/2576

216/161

63/46

240/161

7807/5152

2133/1288

34191/20608

4737/2576

2/1

! Sireine recurrent meantone sequence x^4 = 3x^3 - 5, Dudon 2006

! x = 1.4907403889753 or 691.2348426 c.

! Triple equal-beating of all minor chords : 10 - 3x^3 = 5 - x^4 = 3x^3 - 2x^4