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