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

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

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

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

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