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

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

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

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

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