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

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

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

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

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