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

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

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

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

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