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