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

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

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

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

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