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