(0 21 2)(1 15 9 6 3)(4 11 5)(7 12 8)(10 16 13)(14 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 4 11)

(0 5 4 21 2)(1 15 9 6 3)(7 12 8)(10 16 13)(11)(14 19 17)(18 22 20)
2: (1 15 9)

(0 5 4 21 2)(1 6 3)(7 12 8)(9)(10 16 13)(11)(14 19 17)(15)(18 22 20)
3: (10 16 13)

(0 5 4 21 2)(1 6 3)(7 12 8)(9)(10)(11)(13)(14 19 17)(15)(16)(18 22 20)
4: (0 21 2)

(0)(1 6 3)(2)(4 21 5)(7 12 8)(9)(10)(11)(13)(14 19 17)(15)(16)(18 22 20)