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

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

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

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

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