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

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

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

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

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