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

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

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

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

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