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

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

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

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

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