(0 18 16 12 3)(1 19 17)(2 21 5)(4 13 11 8 6)(7 10 9)(14 20 15)
ALLOWS (11/8)-SEQUENCE
1: (0 3 12)

(0 3 18 16 12)(1 19 17)(2 21 5)(4 13 11 8 6)(7 10 9)(14 20 15)
2: (2 21 5)

(0 3 18 16 12)(1 19 17)(2)(4 13 11 8 6)(5)(7 10 9)(14 20 15)(21)
3: (4 13 11)

(0 3 18 16 12)(1 19 17)(2)(4 8 6)(5)(7 10 9)(11)(13)(14 20 15)(21)
4: (0 3 18)

(0 16 12)(1 19 17)(2)(3)(4 8 6)(5)(7 10 9)(11)(13)(14 20 15)(18)(21)