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

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

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

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

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