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