1: (0 5 8)

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

2: (2 10 6)

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

3: (0 20 3)

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

4: (4 21 19)

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