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

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

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

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

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