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