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

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

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

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

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