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

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

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

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

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