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

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

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

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

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