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

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

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

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

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