(0 20 2)(1 7 5)(3 16 4)(6 10 8)(9 13 11)(12 17 14 21 15)(18 22 19)
ALLOWS (11/8)-SEQUENCE
1: (1 7 17)

(0 20 2)(1 14 21 15 12 17 5)(3 16 4)(6 10 8)(7)(9 13 11)(18 22 19)
2: (5 21 15)

(0 20 2)(1 14 21)(3 16 4)(5 12 17)(6 10 8)(7)(9 13 11)(15)(18 22 19)
3: (0 20 2)

(0)(1 14 21)(2)(3 16 4)(5 12 17)(6 10 8)(7)(9 13 11)(15)(18 22 19)(20)
4: (1 14 21)

(0)(1)(2)(3 16 4)(5 12 17)(6 10 8)(7)(9 13 11)(14)(15)(18 22 19)(20)(21)