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

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

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

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

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