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

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

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

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

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