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

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

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

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

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