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

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

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

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

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