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