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