1: (5 8 13)

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

2: (2 9 7)

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

3: (4 11 6)

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

4: (3 12 8)

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