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