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

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

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

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

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