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