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

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

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

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

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