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