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

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

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

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

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