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

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

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

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

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