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

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

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

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

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