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

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

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

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

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