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