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