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

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

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

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

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