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