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