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