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