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

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

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

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

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