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