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