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

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

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

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

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