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

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

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

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

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