1: (0 4 10)

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

2: (1 15 7)

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

3: (0 5 3)

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

4: (2 20 10)

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