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

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

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

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

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