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