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