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

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

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

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

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