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