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