1: (0 5 10)

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

2: (4 20 9)

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

3: (0 6 12)

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

4: (5 19 7)

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