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

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

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

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

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