1: (0 3 14)

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

2: (1 20 6)

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

3: (2 18 4)

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

4: (3 16 5)

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