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