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