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