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