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