(0 20 3)(1 6 4)(2 21 19 17 13)(5 11 10 8 7)(9 15 12)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (0 9 15)
(0 12 9 20 3)(1 6 4)(2 21 19 17 13)(5 11 10 8 7)(14 18 16)(15)
2: (2 17 13)
(0 12 9 20 3)(1 6 4)(2)(5 11 10 8 7)(13)(14 18 16)(15)(17 21 19)
3: (14 18 16)
(0 12 9 20 3)(1 6 4)(2)(5 11 10 8 7)(13)(14)(15)(16)(17 21 19)(18)
4: (0 20 3)
(0)(1 6 4)(2)(3)(5 11 10 8 7)(9 20 12)(13)(14)(15)(16)(17 21 19)(18)