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

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

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

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

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