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

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

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

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

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