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