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

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

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

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

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