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