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

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

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

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

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