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