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

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

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

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

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