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