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

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

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

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

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