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

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

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

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

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