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