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

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

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

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

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