(0 21 3)(1 23 20)(2 18 4)(5 22 7)(6 10 8)(9 13 11)(12 16 14)(15 19 17)
ALLOWS (11/8)-SEQUENCE
1: (3 16 21)

(0 21 14 12 16)(1 23 20)(2 18 4)(3)(5 22 7)(6 10 8)(9 13 11)(15 19 17)
2: (2 18 4)

(0 21 14 12 16)(1 23 20)(2)(3)(4)(5 22 7)(6 10 8)(9 13 11)(15 19 17)(18)
3: (15 19 17)

(0 21 14 12 16)(1 23 20)(2)(3)(4)(5 22 7)(6 10 8)(9 13 11)(15)(17)(18)(19)
4: (0 12 16)

(0)(1 23 20)(2)(3)(4)(5 22 7)(6 10 8)(9 13 11)(12 21 14)(15)(16)(17)(18)(19)