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

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

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

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

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