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

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

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

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

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