1: (4 7 13)

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

2: (0 8 6)

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

3: (2 17 5)

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

4: (3 13 11)

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