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

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

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

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

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