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

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

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

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

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