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