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

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

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

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

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