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