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