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

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

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

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

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