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