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