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

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

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

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

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