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