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