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