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

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

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

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

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