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