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