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