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

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

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

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

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