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