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

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

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

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

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