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