(0 19 17 12 2)(1 6 4)(3 16 9 7 5)(8 13 10)(11 15 14)(18 21 20)
ALLOWS (11/8)-SEQUENCE
1: (0 1 2)

(0)(1 19 17 12 2 6 4)(3 16 9 7 5)(8 13 10)(11 15 14)(18 21 20)
2: (2 6 12)

(0)(1 19 17 12 4)(2)(3 16 9 7 5)(6)(8 13 10)(11 15 14)(18 21 20)
3: (3 16 9)

(0)(1 19 17 12 4)(2)(3 7 5)(6)(8 13 10)(9)(11 15 14)(16)(18 21 20)
4: (8 13 10)

(0)(1 19 17 12 4)(2)(3 7 5)(6)(8)(9)(10)(11 15 14)(13)(16)(18 21 20)