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