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

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

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

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

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