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