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