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

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

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

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

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