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

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

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

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

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