(0 19 13)(1 18 3)(2 7 4)(5 20 16)(6 10 8)(9 14 11)(12 17 15)
ALLOWS (11/8)-SEQUENCE
1: (3 5 20)

(0 19 13)(1 18 3 16 5)(2 7 4)(6 10 8)(9 14 11)(12 17 15)(20)
2: (1 18 3)

(0 19 13)(1 16 5)(2 7 4)(3)(6 10 8)(9 14 11)(12 17 15)(18)(20)
3: (0 19 13)

(0)(1 16 5)(2 7 4)(3)(6 10 8)(9 14 11)(12 17 15)(13)(18)(19)(20)
4: (2 7 4)

(0)(1 16 5)(2)(3)(4)(6 10 8)(7)(9 14 11)(12 17 15)(13)(18)(19)(20)