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

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

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

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

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