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

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

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

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

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