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

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

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

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

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