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

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

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

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

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