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