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

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

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

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

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