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

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

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

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

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