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