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

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

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

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

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