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