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

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

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

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

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