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