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

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

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

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

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