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