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