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