1: (4 8 12)

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

2: (2 10 7)

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

3: (4 9 16)

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

4: (0 5 3)

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