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