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

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

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

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

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