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

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

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

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

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