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