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

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

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

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

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