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

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

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

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

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