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

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

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

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

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