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