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

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

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

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

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