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