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

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

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

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

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