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

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

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

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

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