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