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

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

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

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

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