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

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

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

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

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