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