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