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

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

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

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

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