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

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

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

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

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