(0 17 15)(1 19 7)(2 14 12)(3 20 18)(4 9 6)(5 13 11)(8 16 10)
ALLOWS (11/8)-SEQUENCE
1: (7 14 19)

(0 17 15)(1 19 12 2 14)(3 20 18)(4 9 6)(5 13 11)(7)(8 16 10)
2: (2 14 12)

(0 17 15)(1 19 12)(2)(3 20 18)(4 9 6)(5 13 11)(7)(8 16 10)(14)
3: (5 13 11)

(0 17 15)(1 19 12)(2)(3 20 18)(4 9 6)(5)(7)(8 16 10)(11)(13)(14)
4: (3 20 18)

(0 17 15)(1 19 12)(2)(3)(4 9 6)(5)(7)(8 16 10)(11)(13)(14)(18)(20)