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

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

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

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

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