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