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

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

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

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

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