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

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

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

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

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