1: (0 3 7)

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

2: (1 21 4)

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

3: (3 9 5)

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

4: (6 11 8)

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