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